Burks Series 4G9-4F close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks 4G9-4F Series Close-Coupled Centrifugal Pumps

High-Flow Flanged Pumps for Large Commercial and Industrial Systems

The Burks 4G9-4F Series close-coupled centrifugal pumps are designed to deliver exceptional flow capacity, dependable performance, and long service life in demanding commercial, industrial, municipal, and institutional applications. Featuring a rugged radial split casing design and large flanged connections, the 4G9-4F Series is engineered for systems that require efficient fluid movement, reliable operation, and simplified maintenance.

Built for continuous-duty service, these pumps are ideal for chilled water systems, cooling towers, water distribution networks, pressure boosting applications, and industrial process operations where high flow rates and dependable performance are critical.

Key Features

• Close-coupled end suction centrifugal pump design
• Heavy-duty radial split casing construction
• Large flanged suction and discharge connections
• Back pull-out design allows maintenance without disconnecting piping
• Centerline discharge minimizes piping stress
• Enclosed bronze impeller for maximum hydraulic efficiency
• Replaceable casing wear ring extends equipment life
• Mechanical shaft seal for dependable leak protection
• Bronze shaft sleeve helps resist wear and corrosion
• Eight-position discharge orientation for installation flexibility
• Factory tested for performance and reliability
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance and Connection Sizes

The 4G9-4F Series is designed for larger fluid-handling systems requiring substantial flow rates and pressure capabilities.

Performance Highlights

• Capacities up to 1,100 GPM
• Heads up to 380 feet
• Horsepower ranges from 5 HP to 60 HP
• 5" flanged suction connection
• 4" flanged discharge connection
• Maximum liquid temperatures up to 225°F
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 1750 RPM and 3500 RPM configurations
• Continuous-duty commercial and industrial operation

The oversized 5-inch suction flange promotes smooth fluid entry and improved hydraulic performance, while the 4-inch discharge flange supports the high flow demands typical of large HVAC, industrial, and water distribution systems.

Flanged Connections for System Reliability

The 4G9-4F Series utilizes flanged suction and discharge connections designed for large-diameter piping systems and demanding operating conditions.

Benefits of Flanged Connections

• Improved piping support and alignment
• Enhanced reliability in high-flow applications
• Easier maintenance and equipment replacement
• Reduced stress on pump nozzles
• Ideal for commercial, industrial, and municipal installations
• Simplifies long-term service and system upgrades

Designed for Easy Maintenance

The Burks 4G9-4F Series features a back pull-out design that allows maintenance personnel to remove internal rotating components without disturbing system piping. This reduces service time, minimizes downtime, and lowers maintenance costs.

The replaceable casing wear ring helps protect critical hydraulic surfaces from wear while preserving pump efficiency throughout the life of the equipment.

Durable Construction for Demanding Applications

Built to withstand challenging operating environments, the 4G9-4F Series incorporates high-quality components throughout the pump assembly. The enclosed bronze impeller provides efficient, vibration-free performance, while the heavy-duty sealing system helps ensure long-term reliability.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower systems
• Water distribution systems
• Pressure boosting applications
• Industrial process water
• Manufacturing facilities
• Municipal water systems
• Institutional and campus infrastructure
• Utility and public works projects
• General industrial fluid handling

Why Choose the Burks 4G9-4F Series?

The Burks 4G9-4F Series combines high-capacity performance, rugged construction, and maintenance-friendly design in a reliable close-coupled pump package. With flow rates up to 1,100 GPM, heads up to 380 feet, and large 5" × 4" flanged connections, these pumps provide the performance and durability required for demanding commercial and industrial fluid-handling applications. Whether serving a cooling system, water distribution network, or process operation, the 4G9-4F Series delivers dependable performance and long-term value.

Burks Series 4GNB9-4F Base Mounted Centrifugal Pumps are available in 1750 RPM, with capacities to 1100 GPM, heads to 95 feet; and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. The base mounted pump models are rated for use on inlet pressure to 100 PSI and in case working pressures to 200 PSI, with suction sizes from 1 ½” to 5”, and discharge sizes from 1 ¼” to 4”.

Burks 4GNB9-4F Series Frame-Mounted Centrifugal Pumps

High-Capacity Flanged Pumps for Demanding Industrial Applications

The Burks 4GNB9-4F Series frame-mounted centrifugal pumps are engineered for high-volume fluid handling in commercial, industrial, municipal, and institutional systems. Built with a rugged base-mounted design and heavy-duty power frame, these pumps deliver the reliability, serviceability, and hydraulic performance required for demanding continuous-duty applications.

Designed for large-scale water circulation, transfer, pressure boosting, cooling systems, and process operations, the 4GNB9-4F Series combines robust construction with easy maintenance access to help reduce downtime and maximize operating efficiency.

Key Features

• Heavy-duty frame-mounted end suction centrifugal pump design
• Large flanged suction and discharge connections
• Rugged radial split casing construction
• Back pull-out design allows maintenance without disconnecting piping
• Centerline discharge reduces system stress and promotes proper alignment
• High-efficiency enclosed bronze impeller
• Replaceable casing wear ring extends pump life and preserves efficiency
• Mechanical shaft seal for dependable leak protection
• Bronze shaft sleeve helps protect against wear and corrosion
• Heavy-duty grease-lubricated bearings for extended service life
• Factory tested for reliable hydraulic performance
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance and Connection Sizes

The 4GNB9-4F Series is designed for high-flow applications requiring substantial capacity and dependable system performance.

Performance Highlights

• Capacities up to 1,100 GPM
• Heads up to 380 feet
• Horsepower ranges from approximately 5 HP to 60 HP
• 5" flanged suction connection
• 4" flanged discharge connection
• Maximum liquid temperatures up to 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 1750 RPM and 3500 RPM models
• Continuous-duty industrial operation

The oversized 5-inch suction flange helps maximize hydraulic efficiency by reducing inlet losses, while the 4-inch discharge flange supports the high flow rates necessary for large commercial and industrial fluid-handling systems.

Flanged Connections for Large System Reliability

The 4GNB9-4F Series is built around a fully flanged connection design, making it an ideal choice for high-capacity piping systems where strength, alignment, and ease of maintenance are critical.

Benefits of Flanged Connections

• Improved piping support and system stability
• Better alignment in large-diameter piping systems
• Easier pump removal and installation during maintenance
• Enhanced reliability in continuous-duty applications
• Reduced stress on pump nozzles and piping connections
• Ideal for large HVAC, industrial, and municipal systems
• Simplifies future upgrades and equipment replacement

Designed for Easy Maintenance

The Burks 4GNB9-4F Series incorporates a proven back pull-out design that allows maintenance personnel to access the rotating assembly without removing the casing or disconnecting piping. This significantly reduces downtime and simplifies routine service procedures.

Wide-spaced bearings provide solid shaft support for smooth operation, while the replaceable casing wear ring protects critical components from wear and helps maintain long-term hydraulic efficiency.

Durable Construction for Long-Term Service

Engineered for challenging operating conditions, the 4GNB9-4F Series features robust materials and precision-machined components throughout the pump assembly. The enclosed bronze impeller is hydraulically balanced for efficient, vibration-free operation, while premium sealing and bearing systems help ensure dependable performance year after year.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower systems
• Industrial process water
• Water transfer and distribution
• Municipal water systems
• Pressure boosting stations
• Manufacturing facilities
• Institutional and campus infrastructure
• Utility and public works projects
• General industrial fluid handling

Why Choose the Burks 4GNB9-4F Series?

The Burks 4GNB9-4F Series is built for facilities that require maximum flow capacity, dependable operation, and simplified maintenance. With capacities up to 1,100 GPM, large 5" × 4" flanged connections, rugged frame-mounted construction, and proven Burks engineering, this series delivers the performance and reliability needed for demanding commercial and industrial pumping applications. Whether serving a cooling tower, water distribution network, or industrial process system, the 4GNB9-4F Series is designed to provide exceptional long-term value.

Burks CR Series exclusive, unique regenerative type turbine pumps are designed to handle clear water and many other nonabrasive, lower viscosity liquids on high pressure/low capacity applications with the greatest possible efficiency.

Burks CR Series Regenerative Turbine Pumps

Compact High-Pressure Performance for OEM and Industrial Applications

The Burks CR Series regenerative turbine pumps are designed for applications that require high pressure and lower flow rates in a compact, close-coupled package. Engineered for clean water and other non-abrasive, low-viscosity liquids, these pumps deliver dependable performance in booster systems, liquid transfer, circulation loops, steam generation equipment, and specialized industrial processes.

With their space-saving design and exceptional pressure-generating capabilities, CR Series pumps are particularly well suited for OEM equipment manufacturers and facilities where installation space is limited but reliable hydraulic performance is essential.

Key Features

• Compact close-coupled regenerative turbine pump design
• High-pressure performance in a small footprint
• Bronze impeller with durable Monel blades
• Carbon ceramic mechanical seal for dependable operation
• 316 stainless steel shaft for corrosion resistance
• Field-adjustable impeller for extended service life
• No coupling alignment required
• Continuous-duty motor construction
• Easy-to-service design
• Factory tested for performance and reliability
• Available in all-bronze construction
• Built for demanding commercial and industrial applications

Performance and Connection Sizes

The CR Series is designed for low-flow, high-head applications where pressure generation is more critical than overall flow capacity.

Performance Highlights

• Capacities up to 4 GPM
• Heads up to 225 feet
• Horsepower ratings of 1/3 HP
• 1/2" NPT suction connection
• 1/2" NPT discharge connection
• Available in 3450 RPM configurations
• Maximum liquid temperatures up to 225°F with standard seals
• Optional high-temperature seal configurations available
• Continuous-duty operation

The compact 1/2-inch suction and discharge connections make the CR Series an excellent choice for packaged systems, OEM equipment, and specialized circulation applications.

Regenerative Turbine Technology

Unlike conventional centrifugal pumps, the CR Series utilizes regenerative turbine technology to generate substantially higher pressures from a compact hydraulic assembly. As liquid circulates through the precision-engineered raceway and impeller design, pressure builds efficiently throughout the pumping cycle.

This design allows the pump to provide reliable high-head performance while maintaining compact dimensions and simplified installation requirements.

Designed for OEM Integration

The small footprint and close-coupled design make the CR Series especially attractive for equipment manufacturers and custom system builders.

Benefits for OEM Applications

• Minimal installation space required
• Simplified equipment packaging
• Reduced system complexity
• Reliable continuous-duty performance
• Easy integration into skid-mounted systems
• Long service life with reduced maintenance requirements

Maintenance-Friendly Design

The CR Series incorporates a field-adjustable impeller design that helps maintain hydraulic efficiency throughout the life of the pump. This feature allows operators to compensate for wear and restore performance without extensive service procedures.

Combined with the close-coupled construction and straightforward component layout, maintenance can be completed quickly and efficiently.

Typical Applications

• Boiler feed systems
• Small steam generators
• Pressure boosting systems
• Liquid transfer applications
• Low-flow circulation systems
• Injector and venturi systems
• Solar heating systems
• Spray nozzle applications
• Coolant circulation
• Aeration systems
• Carpet cleaning equipment
• OEM equipment packages

Why Choose the Burks CR Series?

The Burks CR Series delivers impressive pressure capabilities in a compact and economical package. With heads up to 225 feet, durable bronze construction, corrosion-resistant components, and a maintenance-friendly design, these regenerative turbine pumps are ideal for OEM equipment, booster systems, circulation applications, and specialized industrial processes. When high pressure, compact size, and dependable performance are required, the CR Series provides a proven solution.

Burks CS Series exclusive unique regenerative type turbine pumps are designed to handle clear water and many other nonabrasive, lower viscosity liquids on high pressure, low capacity applications with the greatest possible efficiency. BURKS is the only turbine pump with Life-Lok ® External Impeller Adjustment feature that allows readjustment of impeller without disturbing piping, disassembling pump or replacing parts. Gives up to 40% longer service life than turbine pumps of other designs.

• Self-Priming

• Compact, Space-saving size

• No coupling - eliminates misalignment problels

• Dependable carbon / ceramic mechanical shaft seal for temperatures to 225°F (107°C).

• Bronze impeller with Monel blades - the only moving part

• Bronze raceway with cast-in vortex pockets - will not vapor lock

• #303 Stainless Steel pump shaft

• Easy to service

• Every pump factory tested

• Available Bronze fitted, All Bronze, Stainless Steel

Burks CS Series Regenerative Turbine Pumps

High Pressure Performance for Low-Flow Applications

The Burks CS Series regenerative turbine pumps are engineered for applications requiring high pressure at relatively low flow rates. Designed to handle clean water and other non-abrasive, low-viscosity liquids, these pumps provide exceptional pressure generation in a compact, close-coupled package, making them ideal for boiler feed, condensate return, pressure boosting, heat transfer systems, and industrial process applications.

Unlike conventional centrifugal pumps, the CS Series utilizes regenerative turbine technology to produce significantly higher discharge pressures while maintaining smooth, reliable operation. This makes the series an excellent solution when high head performance is required without the need for larger multistage pump systems.

Key Features

• Regenerative turbine pump design for high-pressure applications
• Compact close-coupled construction
• Exclusive Life-Lok® external impeller adjustment system
• Self-priming capability
• Bronze impeller with Monel blades
• Bronze raceway with cast-in vortex pockets to resist vapor lock
• Carbon/ceramic mechanical shaft seal
• 303 stainless steel shaft for corrosion resistance
• No coupling alignment required
• Easy-to-service construction
• Factory tested for performance and reliability
• Available in bronze-fitted, all-bronze, and stainless steel configurations

Performance and Connection Sizes

The CS Series is built specifically for applications where high pressure is more important than high flow volume.

Performance Highlights

• Flow rates up to 95 GPM
• Heads up to 350 feet
• Horsepower ranges from 1/2 HP to 5 HP
• 1-1/4" NPT suction connection
• 1" NPT discharge connection
• Maximum liquid temperatures up to 225°F with standard seals
• Casing working pressures up to 250 PSI
• Available in 1750 RPM and 3450 RPM configurations
• Single-phase and three-phase motor options available
• Continuous-duty operation

The combination of a 1-1/4-inch suction port and 1-inch discharge connection allows the CS Series to provide outstanding pressure performance while maintaining compact dimensions.

Life-Lok® External Impeller Adjustment

One of the most valuable features of the Burks CS Series is its exclusive Life-Lok® External Impeller Adjustment system.

Benefits Include:

• Restores pump efficiency without disassembly
• No need to disconnect piping
• Reduces maintenance costs
• Extends pump service life
• Minimizes downtime
• Helps maintain peak hydraulic performance

This design can significantly increase pump longevity compared to traditional regenerative turbine pump designs.

Self-Priming Operation

The CS Series provides self-priming capabilities, allowing it to perform reliably in applications where maintaining prime is critical.

Advantages of Self-Priming Performance

• Simplified installation
• Faster startup
• Reduced operator intervention
• Reliable operation in suction-lift applications
• Improved system flexibility

High-Temperature Configurations Available

For hot water, thermal fluid, and heat transfer applications, the CS Series is available with an optional Jacketed Seal Cavity design. This configuration helps extend seal life and supports operating temperatures up to 500°F, making it well suited for demanding thermal systems.

Typical Applications

• Boiler feed systems
• Condensate return systems
• Pressure boosting applications
• Heat transfer fluid circulation
• Hot water systems
• Industrial process equipment
• Reverse osmosis systems
• Spray systems
• Cooling systems
• Water treatment applications
• General high-pressure liquid transfer

Why Choose the Burks CS Series?

The Burks CS Series combines regenerative turbine technology, compact design, and industry-leading serviceability to provide exceptional high-pressure performance in a small footprint. With flow rates up to 95 GPM, heads up to 350 feet, and Burks' exclusive Life-Lok® adjustment system, the CS Series delivers reliable, efficient operation for demanding boiler feed, pressure boosting, condensate return, and industrial process applications. When high pressure and long-term reliability are critical, the Burks CS Series is a proven solution.

Burks Series CT close coupled turbine pumps, 3450 (60Hz) and 2900 (50Hz) RPM and 4CT, 1725 RPM are available for capacities up to 8 GPM. (0.50 LPS) - pressures up to 150 PSI (1034 kpa) and temperatures up to 225°F (107°C), come with standard mechanical shaft seal. Special shaft seals are available for higher temperatures and fluids other than water.

These compact turbine pumps are designed for pumping clear water and many other non-abrasive, lower viscosity liquids. They are especially engineered for boiler feed on steam process applications and will serve up to a 38 hp. boiler at a 3 to 1 safety factor. Available in bronze fitted as standard. All bronze or stainless steel construction also available. These pumps are recommended for many application requiring higher pressures and lower capacities.

BURKS is the only turbine pump with Life-Lok ® External Impeller Adjustment feature that allows readjustment of impeller without disturbing piping, disassembling pump or replacing parts. Gives up to 40% longer service life than turbine pumps of other designs.

Burks CT Series Regenerative Turbine Pumps

High Pressure Performance for Boiler Feed, Condensate Return, and Process Applications

The Burks CT Series regenerative turbine pumps are specifically engineered for applications requiring high pressure at relatively low flow rates. Utilizing regenerative turbine technology, the CT Series develops significantly higher head pressure than comparable centrifugal pumps, making it an ideal solution for boiler feed systems, condensate return, pressure boosting, heat transfer circulation, and industrial process applications.

Compact, reliable, and built for continuous-duty operation, the CT Series is designed to handle clean water and other non-abrasive, low-viscosity liquids where dependable pressure performance is critical.

Key Features

• Regenerative turbine pump design for high-pressure applications
• Compact close-coupled construction
• Exclusive Life-Lok® external impeller adjustment system
• Bronze impeller with Monel blades for durability and efficiency
• Bronze raceway design for extended service life
• Carbon ceramic mechanical shaft seal
• 316 stainless steel shaft for corrosion resistance
• Open drip-proof motor construction for continuous-duty operation
• Factory tested for performance and reliability
• Available in bronze-fitted, all-bronze, and stainless steel construction
• Optional high-temperature configurations available

Performance and Connection Sizes

The CT Series is designed specifically for applications where pressure is more important than flow volume.

Performance Highlights

• Capacities up to 8 GPM
• Heads up to 350 feet
• Pressures up to 150 PSI
• Horsepower ranges from 1/3 HP to 3/4 HP
• 1" NPT suction connection
• 1" NPT discharge connection
• Maximum liquid temperatures up to 225°F
• Inlet pressures up to 100 PSI
• Casing working pressures up to 250 PSI
• Available in 3450 RPM and 2900 RPM configurations
• Single-phase and three-phase motor options available

The compact 1" suction and discharge connections make the CT Series ideal for boiler rooms, condensate systems, pressure maintenance applications, and equipment packages where installation space is limited.

Exclusive Life-Lok® Adjustment System

One of the most valuable features of the Burks CT Series is the patented Life-Lok® External Impeller Adjustment system.

Benefits Include:

• Restores performance without pump disassembly
• No need to disconnect piping
• Reduces maintenance downtime
• Extends pump service life
• Lowers repair costs
• Helps maintain peak operating efficiency

This innovative feature allows operators to adjust impeller clearances externally, helping maximize pump performance throughout its service life.

Designed for Boiler Feed Applications

The CT Series has been widely used in boiler feed and steam process systems where dependable pressure generation is essential. The regenerative turbine design allows the pump to generate the high heads often required by small and medium-sized boilers without requiring a larger multistage pump system.

Optional High-Temperature Service

For hot water, thermal oil, and heat transfer applications, the CT Series is available with an optional jacketed seal cavity design. This specialized configuration helps extend seal life and supports elevated fluid temperatures in demanding heating and cooling systems.

Durable Construction

Built to provide years of dependable operation, the CT Series incorporates premium materials throughout the hydraulic assembly.

Available material options include:

• Bronze-Fitted Cast Iron
• All Bronze
• 316 Stainless Steel

These material configurations allow the pump to be matched to specific fluid requirements and operating environments.

Typical Applications

• Boiler feed systems
• Condensate return systems
• Steam process applications
• Pressure boosting systems
• Heat transfer circulation
• Water treatment equipment
• Hot water systems
• Industrial process equipment
• Chemical feed applications
• Spray systems
• General high-pressure liquid transfer

Why Choose the Burks CT Series?

The Burks CT Series delivers exceptional high-pressure capability in a compact, close-coupled package. With capacities up to 8 GPM, heads up to 350 feet, pressures up to 150 PSI, and Burks' exclusive Life-Lok® adjustment technology, these regenerative turbine pumps provide an efficient, reliable solution for boiler feed, condensate return, pressure boosting, and other demanding high-head applications. When dependable pressure performance is required, the CT Series offers proven results and long-term value.

Burks Series DF4-1-1/4 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks DF4-1-1/4 Series Close-Coupled Centrifugal Pumps

Compact, Efficient Pumps for Commercial and OEM Applications

The Burks DF4-1-1/4 Series close-coupled centrifugal pumps are designed to deliver reliable performance in water transfer, circulation, boosting, and light industrial applications. Combining a compact footprint with efficient hydraulic design, these pumps provide a cost-effective solution for commercial facilities, OEM equipment, irrigation systems, and general-purpose fluid handling applications.

Built for continuous-duty operation, the DF4-1-1/4 Series offers dependable performance, easy installation, and simplified maintenance while maintaining the quality and durability that have made Burks pumps a trusted industry choice.

Key Features

• Close-coupled end suction centrifugal pump design
• Compact footprint for space-saving installations
• Four-position casing for flexible discharge orientation
• Back pull-out construction allows maintenance without disturbing piping
• Enclosed impeller engineered for efficient hydraulic performance
• Mechanical shaft seal with carbon and ceramic sealing faces
• Stainless steel motor shaft for durability and corrosion resistance
• Factory tested for performance and reliability
• Available in bronze-fitted, all-bronze, and all-iron construction options
• Continuous-duty motor design with ball-bearing construction

Performance and Connection Sizes

The DF4-1-1/4 Series is ideal for light to medium-duty pumping requirements where dependable performance and installation flexibility are important.

Performance Highlights

• Capacities up to 120 GPM
• Heads up to 55 feet
• Horsepower ranges from 1/3 HP to 2 HP
• 1-1/2" NPT suction connection
• 1-1/4" NPT discharge connection
• Maximum liquid temperatures up to 225°F
• Maximum inlet pressure of 100 PSI
• Maximum casing working pressure of 200 PSI
• Available in 3450 RPM configurations
• Single-phase and three-phase motor options available

The 1-1/2-inch suction connection provides efficient liquid entry into the pump, while the 1-1/4-inch discharge connection delivers dependable flow and pressure for a wide range of applications.

NPT Threaded Connections

The DF4-1-1/4 Series utilizes NPT threaded suction and discharge ports, making installation simple and economical in commercial and industrial piping systems.

Benefits of NPT Connections

• Reduced installation costs
• Compact piping layout
• Easy integration into existing systems
• Simplified pump replacement
• Ideal for packaged equipment and OEM applications
• Lower overall system complexity

Designed for Easy Maintenance

The DF4-1-1/4 Series features Burks' proven back pull-out design, allowing service technicians to access the rotating assembly without disconnecting system piping. This helps reduce downtime and simplifies routine maintenance procedures.

The four-position casing also provides installation flexibility by allowing the discharge port to be oriented to best suit the piping arrangement.

Durable Construction

Built for long-term reliability, the DF4-1-1/4 Series incorporates high-quality materials throughout the pump assembly. The enclosed impeller is dynamically balanced for smooth operation and efficient performance, while the stainless steel shaft helps resist corrosion and wear.

Available material configurations include:

• Bronze-Fitted Cast Iron
• All Bronze
• All Iron

These construction options allow users to select the best material combination for the fluid being handled and the operating environment.

Typical Applications

• Water circulation systems
• HVAC systems
• Booster applications
• Irrigation systems
• Water transfer operations
• Commercial building services
• OEM equipment packages
• Cooling equipment
• Light industrial process water
• General-purpose fluid handling

Why Choose the Burks DF4-1-1/4 Series?

The Burks DF4-1-1/4 Series delivers reliable centrifugal pump performance in a compact, economical design. With flow rates up to 120 GPM, horsepower options from 1/3 HP to 2 HP, and durable Burks construction, this series provides an efficient solution for commercial, OEM, and light industrial applications. Its maintenance-friendly design, flexible installation options, and dependable operation make the DF4-1-1/4 Series an excellent choice for everyday pumping needs.

Burks Series DF6-2-1/2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks DF6-2-1/2 Series Close-Coupled Centrifugal Pumps

High-Flow Performance in a Compact Close-Coupled Design

The Burks DF6-2-1/2 Series close-coupled centrifugal pumps are designed for commercial, industrial, HVAC, irrigation, and OEM applications requiring increased flow capacity, dependable performance, and efficient operation. Combining rugged construction with a compact footprint, these pumps deliver reliable liquid handling for water transfer, system circulation, pressure boosting, cooling water, and general industrial pumping duties.

Built for continuous-duty operation, the DF6-2-1/2 Series provides the performance capabilities needed for larger systems while maintaining the space-saving advantages of a close-coupled pump design.

Key Features

• Close-coupled end suction centrifugal pump design
• Compact footprint for efficient equipment room installation
• Four-position casing for flexible discharge orientation
• Back pull-out construction simplifies maintenance and service
• Enclosed impeller designed for efficient hydraulic performance
• Mechanical shaft seal for dependable leak protection
• Stainless steel shaft for durability and corrosion resistance
• Factory tested for performance and reliability
• Available in multiple material construction options
• Continuous-duty motor design for demanding applications

Performance and Connection Sizes

The DF6-2-1/2 Series is engineered for higher-capacity applications where flow, reliability, and installation flexibility are critical.

Performance Highlights

• Capacities up to 300 GPM
• Heads up to 125 feet
• Horsepower ranges from 1 HP to 10 HP
• 3" NPT suction connection
• 2-1/2" NPT discharge connection
• Maximum liquid temperatures up to 225°F
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 3450 RPM configurations
• Single-phase and three-phase motor options available

The oversized 3-inch suction connection allows for smooth fluid entry and improved hydraulic efficiency, while the 2-1/2-inch discharge connection supports higher flow rates for demanding commercial and industrial applications.

NPT Threaded Connections

The DF6-2-1/2 Series utilizes NPT threaded suction and discharge ports, providing a practical and economical solution for a wide range of pumping systems.

Benefits of NPT Connections

• Lower installation costs
• Simplified piping modifications
• Compact system footprint
• Easy pump replacement and servicing
• Ideal for packaged equipment and OEM systems
• Reduced installation complexity

Designed for Easy Maintenance

The DF6-2-1/2 Series features a maintenance-friendly back pull-out design that allows access to the rotating assembly without disconnecting system piping. This reduces downtime and helps simplify seal replacement, inspections, and routine maintenance.

The four-position casing design adds installation flexibility by allowing discharge orientation to match system layouts.

Durable Construction

Designed for long service life in demanding environments, the DF6-2-1/2 Series incorporates durable materials and precision-manufactured components throughout the pump assembly. The enclosed impeller provides efficient, vibration-free operation, while the stainless steel shaft helps protect against corrosion and wear.

Available material configurations may include:

• Bronze-Fitted Cast Iron
• All Bronze
• All Iron

These options allow the pump to be matched to the specific fluid and operating conditions of the application.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower operation
• Water transfer and distribution
• Booster systems
• Irrigation applications
• Commercial building services
• Industrial process water
• Manufacturing facilities
• OEM equipment packages
• General fluid handling operations

Why Choose the Burks DF6-2-1/2 Series?

The Burks DF6-2-1/2 Series delivers an ideal combination of flow capacity, compact design, and dependable performance. With capacities up to 300 GPM, horsepower options up to 10 HP, and large 3" × 2-1/2" NPT connections, these pumps provide a reliable solution for commercial and industrial fluid-handling applications. Designed for easy maintenance and long-term durability, the DF6-2-1/2 Series offers exceptional value for facilities that require efficient, continuous-duty performance.

Burks EC and ED Series Turbine Pumps are designed for pumping any clean, non-corrosive, nonabrasive lower viscosity liquid on low flow, high head applications. They are used in a wide range of industries.

Burks EC & DC Series Regenerative Turbine Pumps

High-Pressure Performance for Demanding Commercial and Industrial Applications

The Burks EC and DC Series regenerative turbine pumps are engineered for applications requiring high discharge pressures at relatively low flow rates. Utilizing advanced regenerative turbine technology, these pumps provide pressure capabilities that exceed those of similarly sized centrifugal pumps, making them ideal for boiler feed systems, condensate return, pressure boosting, heat transfer circulation, water treatment, and industrial process applications.

Designed for continuous-duty operation, the EC and DC Series combine compact installation, dependable performance, and long service life. Whether serving a small boiler feed system or a demanding industrial process, these pumps deliver reliable pressure generation where conventional pump designs may fall short.

Key Features

• Regenerative turbine design for high-head pumping applications
• Available in close-coupled and base-mounted configurations
• High-pressure performance with efficient low-flow operation
• Durable bronze impeller construction
• Mechanical shaft seal for reliable leak protection
• Stainless steel shaft for corrosion resistance and durability
• Compact footprint simplifies installation
• Factory tested for hydraulic performance and reliability
• Available in bronze-fitted, all-bronze, and stainless steel constructions
• Continuous-duty commercial and industrial service design
• Easy-maintenance construction for reduced downtime

Performance and Connection Sizes

The EC and DC Series are specifically designed for systems where pressure performance is more important than high flow volume.

Performance Highlights

• Capacities up to 75 GPM
• Heads up to 400 feet
• Horsepower ranges from 1/3 HP to 10 HP
• Suction connections from 1-1/4" to 2"
• Discharge connections from 1" to 1-1/2"
• Maximum liquid temperatures up to 225°F with standard seals
• Maximum inlet pressures up to 100 PSI
• Maximum casing working pressures up to 250 PSI
• Available in 1750 RPM and 3450 RPM configurations
• Single-phase and three-phase motor options available

The compact connection sizes and high-pressure capabilities make these pumps especially well suited for boiler rooms, process systems, skid-mounted equipment, and engineered pumping packages.

Regenerative Turbine Technology

Unlike traditional centrifugal pumps, regenerative turbine pumps continuously recirculate fluid through precision-machined internal passages, allowing pressure to build progressively as the liquid moves through the pump. This design provides exceptional pressure generation while maintaining smooth, efficient operation.

The result is a pump capable of delivering substantial discharge pressure without requiring larger multistage equipment, helping reduce installation complexity and system costs.

Built for Reliability and Easy Service

The EC and DC Series are constructed using durable materials and precision-machined components designed for long service life. Their simplified maintenance design helps reduce downtime and allows for efficient inspection, seal replacement, and routine service.

With fewer moving components and rugged construction throughout the hydraulic assembly, these pumps provide dependable operation in demanding environments where system uptime is critical.

Material Construction Options

Available construction materials include:

• Bronze-Fitted Cast Iron
• All Bronze
• Stainless Steel

These material options allow the pump to be matched to specific fluid conditions, operating temperatures, and corrosion-resistance requirements.

Optional High-Temperature Configurations

For hot water, thermal fluid, and heat transfer applications, select models can be configured for elevated temperature operation. These specialized configurations help protect seals and extend equipment life in demanding thermal systems.

Typical Applications

• Boiler feed systems
• Condensate return systems
• Pressure boosting applications
• Heat transfer fluid circulation
• Hot water systems
• Industrial process equipment
• Water treatment systems
• Reverse osmosis systems
• Spray systems
• Chemical transfer operations
• OEM equipment packages
• General high-pressure liquid transfer

Why Choose the Burks EC & DC Series?

The Burks EC and DC Series combine compact design, exceptional pressure capability, and proven regenerative turbine technology to provide reliable performance in demanding high-head applications. With flow rates up to 75 GPM, heads up to 400 feet, and horsepower options up to 10 HP, these pumps offer an efficient and dependable solution for boiler feed, condensate return, pressure boosting, and industrial process systems. Built for long-term reliability and easy maintenance, the EC and DC Series deliver the performance and value expected from Burks pumping equipment.

Burks ES Series exclusive, unique regenerative type turbine pumps are designed to handle clear water and many other non-abrasive, lower viscosity liquids on high pressure, low capacity applications with the greatest possible effi ciency. BURKS is the only turbine pump with Life-Lok ® External Impeller Adjustment feature that allows readjustment of impeller without disturbing piping, disassembling pump or replacing parts. Gives up to 40% longer service life than turbine pumps of other designs.Coupling guard furnished on all complete Base-Mounted units manufactured by Burks Pumps. Not furnished with purchase of pump only, but required.

QUALITY FEATURES:

Self-Priming

Compact, space-saving size

Dependable carbon/ceramic mechanical shaft seal for temperatures to 225°F (107°C)

Bronze impeller with Monel blades - the only moving part

Bronze raceway with cast-in vortex pockets - will not vapor lock

#303 Stainless Steel pump shaft

Easy to service

Every pump factory tested

Available Bronze fitted, all Bronze, Stainless Steel

Burks ES Series Regenerative Turbine Pumps

High-Pressure Pumping Solutions for Demanding Process Applications

The Burks ES Series regenerative turbine pumps are designed for applications where high discharge pressure is required but flow demand remains relatively low. These base-mounted pumps provide exceptional pressure-building capabilities in a compact footprint, making them an ideal choice for boiler feed systems, condensate return, pressure boosting, heat transfer processes, and specialized industrial applications.

By utilizing regenerative turbine technology, the ES Series develops significantly higher pressures than conventional centrifugal pumps of similar size, helping facilities achieve consistent performance while reducing installation complexity.

Key Features

• Base-mounted regenerative turbine pump design
• High-head, low-flow hydraulic performance
• Self-priming capability for improved operating flexibility
• Exclusive external impeller adjustment system for extended pump life
• Bronze impeller with durable Monel blade construction
• Heavy-duty bronze raceway design
• Carbon ceramic mechanical seal for dependable sealing performance
• 303 stainless steel shaft for corrosion resistance
• Easy-access design simplifies maintenance procedures
• Factory-tested construction for performance verification
• Available in bronze-fitted, all-bronze, and stainless steel configurations

Performance and Connection Sizes

The ES Series is specifically engineered for pressure-intensive applications that require reliable operation and long service life.

Performance Highlights

• Flow capacities up to approximately 50 GPM
• Heads up to 350 feet
• Horsepower options from 1/3 HP to 5 HP
• 1-1/4" NPT suction connection
• 1" NPT discharge connection
• Available in 1725 RPM and 3450 RPM configurations
• Maximum liquid temperatures up to 225°F with standard seal materials
• Maximum inlet pressure of 100 PSI
• Maximum casing working pressure of 250 PSI

The compact connection sizing makes the ES Series particularly well suited for boiler rooms, package systems, skid-mounted equipment, and industrial process installations where space is at a premium.

Advanced Pressure Generation

Unlike traditional centrifugal pumps that prioritize flow volume, the ES Series is designed to maximize pressure generation. This makes it an excellent solution for systems that require steady pressure delivery across long piping runs, elevated equipment, or pressure-sensitive process operations.

Its regenerative turbine design continuously recirculates liquid through precision-machined channels, allowing pressure to build progressively with exceptional efficiency.

Simplified Service and Reduced Downtime

The ES Series incorporates Burks' exclusive external impeller adjustment system, allowing performance adjustments without removing piping or disassembling the pump. This feature helps restore efficiency, reduce maintenance costs, and extend service life while minimizing downtime.

Combined with its straightforward mechanical design, the result is a pump that is both reliable and easy to maintain throughout its lifespan.

Optional High-Temperature Configurations

For hot water, thermal fluid, and heat transfer applications, the ES Series can be configured for elevated-temperature operation. These options help protect critical sealing components and improve reliability in demanding thermal systems.

Typical Applications

• Boiler feed systems
• Condensate return systems
• Pressure boosting
• Heat transfer circulation
• Hot water recirculation
• Water treatment equipment
• Reverse osmosis systems
• Spray and misting systems
• Industrial process fluid handling
• OEM equipment packages
• General high-pressure liquid transfer

Why Choose the Burks ES Series?

The Burks ES Series delivers a unique combination of high-pressure performance, compact size, and long-term reliability. With heads up to 350 feet, horsepower ratings up to 5 HP, and durable industrial construction, these regenerative turbine pumps provide an efficient solution for applications where conventional centrifugal pumps may not generate sufficient pressure. For facilities seeking dependable operation, easy maintenance, and exceptional pressure capabilities, the ES Series is a proven choice.

Burks Series ET turbine pumps are available for capacities up to 8 GPM (0.50 l.p.s.) - pressures up to 150 p.s.i. (1034 kPa) and temperatures up to 225°F (107°C), with standard mechanical shaft seal. Special shaft seals are available for higher temperatures and fluids other than water.

These compact turbine pumps are designed for pumping clear water and many other non-abrasive, lower viscosity liquids. They are especially engineered for boiler feed on steam process applications and will serve up to a 38 HP boiler at a 3 to 1 safety factor. Available in bronze fitted as standard. All bronze or stainless steel construction also available. These pumps are recommended for many application requiring higher pressures and lower capacities.

Burks ET Series Regenerative Turbine Pumps

High-Pressure Performance for Boiler Feed and Process Applications

The Burks ET Series regenerative turbine pumps are engineered for applications requiring high pressure at relatively low flow rates. Designed specifically for boiler feed systems, condensate return, pressure boosting, heat transfer operations, and industrial process applications, the ET Series provides exceptional pressure generation in a compact, base-mounted pump design.

Using regenerative turbine technology, the ET Series can develop significantly higher heads than comparably sized centrifugal pumps, making it an ideal solution for systems where pressure performance is more critical than flow volume. Built for continuous-duty operation, these pumps deliver reliable service in demanding commercial and industrial environments.

Key Features

• Regenerative turbine pump design for high-pressure applications
• Heavy-duty base-mounted construction
• Exclusive Life-Lok® external impeller adjustment system
• High-efficiency turbine impeller design
• Mechanical shaft seal for dependable leak protection
• Available in bronze-fitted, all-bronze, and stainless steel construction
• Factory tested for performance and reliability
• Designed for clean water and non-abrasive, low-viscosity liquids
• Easy maintenance and serviceability
• Continuous-duty operation for industrial applications

Performance and Connection Sizes

The ET Series is designed for applications requiring substantial discharge pressure while maintaining relatively low flow rates.

Performance Highlights

• Capacities up to 8 GPM
• Pressures up to 150 PSI
• Heads up to 350 feet
• Horsepower ranges from 1/2 HP to 3 HP
• Available in 1725 RPM and 3450 RPM configurations
• Maximum liquid temperatures up to 225°F with standard seals
• Casing working pressures up to 250 PSI
• Designed for continuous-duty operation
• Available for both 50 Hz and 60 Hz applications

The ET Series is specifically engineered to provide reliable performance in systems where high head pressure is required but flow demands remain relatively modest.

Exclusive Life-Lok® Adjustment System

A distinguishing feature of the Burks ET Series is the exclusive Life-Lok® external impeller adjustment system.

Benefits of Life-Lok® Technology

• Restores pump performance without disassembly
• Eliminates the need to disconnect piping
• Reduces maintenance costs and downtime
• Extends impeller and pump life
• Maintains hydraulic efficiency throughout the life of the pump
• Provides up to 40% longer service life compared to conventional turbine pump designs

Material Construction Options

The ET Series is available in several construction materials to meet varying application requirements.

Available Materials

• Bronze-Fitted Cast Iron
• All Bronze
• Stainless Steel

These options allow the pump to be matched to fluid compatibility requirements and specific operating environments.

Optional High-Temperature Service

For hot water, heat transfer fluids, and thermal oil applications, the ET Series is available with an optional Jacketed Seal Cavity design. This configuration helps extend seal life in elevated-temperature systems and supports operating temperatures up to 500°F in appropriate applications.

Designed for Boiler Feed Applications

The ET Series is particularly well suited for boiler feed service, where reliable pressure generation is critical. These pumps are capable of supporting boilers requiring substantial discharge pressure while maintaining a compact footprint and straightforward maintenance access.

Typical Applications

• Boiler feed systems
• Condensate return systems
• Steam process applications
• Pressure boosting systems
• Heat transfer fluid circulation
• Hot water systems
• Industrial process equipment
• Water treatment systems
• Chemical handling applications
• Spray systems
• General high-pressure liquid transfer

Why Choose the Burks ET Series?

The Burks ET Series combines compact base-mounted construction, regenerative turbine technology, and exceptional pressure capability in a reliable industrial pumping package. With capacities up to 8 GPM, heads up to 350 feet, pressures up to 150 PSI, and the exclusive Life-Lok® adjustment system, these pumps are an ideal solution for boiler feed, condensate return, pressure boosting, and other demanding high-pressure applications. Built for reliability and long service life, the ET Series continues to be a trusted choice for commercial and industrial facilities.

Burks Series G5-1-1/4 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks G5-1-1/4 Series Close-Coupled Centrifugal Pumps

Compact Design. Reliable Performance.

The Burks G5-1-1/4 Series close-coupled centrifugal pumps are designed to deliver dependable performance in commercial, industrial, and OEM fluid handling applications. Combining a space-saving footprint with durable construction and efficient hydraulics, these pumps provide a reliable solution for water circulation, pressure boosting, liquid transfer, and process system operation.

Built for continuous-duty service, the G5-1-1/4 Series offers easy installation, simplified maintenance, and long-term reliability. With capacities up to 80 GPM and heads up to 135 feet, these pumps are well suited for a wide range of clean water and light industrial applications.

Key Features

• Compact close-coupled end suction design
• Four-position casing for installation flexibility
• Back pull-out construction allows servicing without disconnecting piping
• Enclosed bronze impeller for maximum hydraulic efficiency
• Replaceable casing wear ring reduces maintenance costs
• Self-adjusting mechanical shaft seal for dependable leak protection
• Stainless steel shaft for corrosion resistance and long service life
• Factory-tested performance for quality assurance
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance Specifications

• Capacities up to 80 GPM
• Heads up to 135 feet
• Maximum operating temperature of 225°F with standard sealing arrangements
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in single-phase and three-phase motor configurations
• 3500 RPM operation for high-performance applications

Optional High-Temperature Design

For demanding hot water and heat transfer applications, the G5-1-1/4 Series is available with an optional Jacketed Seal Cavity design. This configuration helps extend mechanical seal life and supports applications involving hot oil, hot water, and other elevated-temperature fluids.

Typical Applications

• HVAC heating and cooling systems
• Booster pump systems
• Water circulation and transfer
• Industrial process water systems
• Cooling water applications
• Commercial building services
• OEM equipment
• Hot water recirculation systems
• General-purpose fluid handling

Why Choose the Burks G5-1-1/4 Series?

The Burks G5-1-1/4 Series delivers the ideal balance of performance, durability, and serviceability. Its compact design minimizes installation space while providing the robust construction and efficient operation required for demanding commercial and industrial environments. Whether used for circulation, transfer, or boosting applications, the G5-1-1/4 Series offers reliable performance and long-term value.

Burks Series G6-1-1/2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks G6-1-1/2 Series Close-Coupled Centrifugal Pumps

Higher Flow Performance for Demanding Water Transfer Applications

The Burks G6-1-1/2 Series close-coupled centrifugal pumps are designed to provide dependable, high-efficiency fluid handling for commercial, industrial, and OEM applications. Featuring a rugged end suction design, durable construction, and proven hydraulic performance, these pumps are ideal for water circulation, transfer, pressure boosting, and process system duties.

Engineered for continuous operation, the G6-1-1/2 Series combines a compact footprint with the reliability and serviceability that have made Burks pumps a trusted solution across a wide range of industries. Their versatile design makes them well suited for applications requiring higher flow rates while maintaining efficient operation and long service life.

Key Features

• Close-coupled end suction centrifugal pump design
• Four-position casing for flexible discharge orientation
• Back pull-out construction simplifies maintenance without disturbing piping
• Enclosed bronze impeller engineered for efficient hydraulic performance
• Replaceable casing wear ring helps protect the casing and reduce maintenance costs
• Self-adjusting mechanical shaft seal for reliable leak prevention
• Stainless steel shaft for corrosion resistance and durability
• Factory tested to ensure dependable performance
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance and Connection Sizes

The G6-1-1/2 Series is designed for higher-capacity liquid handling applications and features a 2-inch suction connection and a 1-1/2-inch discharge connection. This connection configuration allows the pump to efficiently move larger volumes of water while maintaining strong hydraulic performance and dependable operation.

Performance Highlights:

• Capacities up to 160 GPM
• Heads up to 140 feet
• 2" suction connection
• 1-1/2" discharge connection
• Maximum liquid temperature of 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in single-phase and three-phase motor configurations
• 3500 RPM operation for demanding commercial and industrial applications

Easy Maintenance and Serviceability

Designed with maintenance personnel in mind, the G6-1-1/2 Series utilizes a back pull-out design that allows the rotating assembly to be removed without disconnecting system piping. This reduces downtime, simplifies service procedures, and helps keep maintenance costs under control.

Additionally, the replaceable wear ring helps maintain hydraulic efficiency while protecting expensive casing components from wear.

Optional High-Temperature Configuration

For applications involving hot water, thermal fluids, and heat transfer systems, the G6-1-1/2 Series is available with an optional Jacketed Seal Cavity design. This configuration helps extend mechanical seal life and improve reliability in elevated-temperature applications.

Typical Applications

• HVAC heating and cooling systems
• Boiler and hot water circulation
• Cooling tower circulation
• Industrial process water systems
• Water transfer and distribution
• Pressure boosting systems
• Manufacturing facilities
• Irrigation and utility services
• Commercial building services
• OEM equipment packages

Why Choose the Burks G6-1-1/2 Series?

The Burks G6-1-1/2 Series delivers an outstanding combination of flow capacity, durability, and maintenance-friendly design. With its 2-inch suction and 1-1/2-inch discharge connections, rugged construction, and proven hydraulic efficiency, it provides a reliable pumping solution for facilities seeking dependable performance, reduced downtime, and long-term value. Whether installed in commercial buildings, industrial plants, or process systems, the G6-1-1/2 Series is built to perform day after day.

Burks Series G6-1-1/4 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks G6-1-1/4 Series Close-Coupled Centrifugal Pumps

Compact End Suction Pumps for Commercial and Industrial Service

The Burks G6-1-1/4 Series close-coupled centrifugal pumps are engineered to provide dependable fluid handling in commercial, industrial, and OEM applications. Designed with rugged construction, efficient hydraulics, and a space-saving footprint, these pumps deliver reliable performance for water circulation, boosting, transfer, and process duties.

The G6-1-1/4 Series combines the installation advantages of a close-coupled design with the durability that has made Burks a trusted name in pumping solutions. Built for continuous-duty service, these pumps offer efficient operation, simplified maintenance, and long-term reliability in demanding environments.

Key Features

• Close-coupled end suction design reduces installation space requirements
• Four-position casing allows discharge orientation to match system piping layouts
• Back pull-out construction enables servicing without disturbing piping connections
• Enclosed bronze impeller provides efficient hydraulic performance and smooth operation
• Replaceable casing wear ring helps protect the casing and reduce maintenance costs
• Self-adjusting mechanical seal delivers dependable sealing performance
• Stainless steel shaft provides excellent corrosion resistance and durability
• Factory tested to ensure reliable operation and performance
• Available in bronze-fitted, all-bronze, and all-iron material configurations

Performance and Connection Sizes

The G6-1-1/4 Series is designed for applications requiring moderate flow rates and higher head performance. Standard models feature a 1-1/2" suction connection and a 1-1/4" discharge connection, providing efficient liquid handling while maintaining compact pump dimensions.

Performance Highlights:

• Capacities up to 80 GPM
• Heads up to 135 feet
• 1-1/2" suction connection
• 1-1/4" discharge connection
• Maximum liquid temperature of 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in single-phase and three-phase motor configurations
• 3500 RPM operation for demanding commercial and industrial applications

Maintenance-Friendly Design

The G6-1-1/4 Series is engineered for simplified service and reduced downtime. The back pull-out design allows maintenance personnel to access the rotating assembly without disconnecting system piping, while the replaceable wear ring helps extend pump life and maintain hydraulic efficiency.

Optional High-Temperature Configuration

For hot water systems, heat transfer fluids, and elevated-temperature applications, the G6-1-1/4 Series is available with an optional Jacketed Seal Cavity design. This configuration helps prolong mechanical seal life and provides reliable performance in high-temperature service conditions.

Typical Applications

• HVAC heating and cooling systems
• Hot water circulation systems
• Boiler feed and condensate transfer
• Cooling tower circulation
• Chilled water systems
• Industrial process water
• Pressure boosting applications
• Commercial building services
• OEM equipment packages
• General water transfer applications

Why Choose the Burks G6-1-1/4 Series?

The Burks G6-1-1/4 Series offers a dependable combination of hydraulic efficiency, rugged construction, and maintenance-friendly design. With its 1-1/2" suction and 1-1/4" discharge connections, compact footprint, and proven Burks engineering, it provides an ideal solution for facilities seeking reliable performance and long-term value from their pumping equipment.

Burks Series G6-2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks G6-2 Series Close-Coupled Centrifugal Pumps

Flexible Connection Options. Proven Burks Reliability.

The Burks G6-2 Series close-coupled centrifugal pumps are designed for commercial, industrial, and OEM applications requiring dependable performance, installation flexibility, and long service life. With higher flow capabilities, rugged construction, and multiple connection configurations, the G6-2 Series provides an ideal solution for water circulation, booster service, fluid transfer, cooling systems, and process applications.

Its compact close-coupled design reduces footprint requirements while delivering the hydraulic performance needed for demanding pumping systems. Available with either threaded or flanged connections, the G6-2 Series can be configured to meet the specific needs of virtually any installation.

Key Features

• Close-coupled end suction centrifugal pump design
• Available with NPT threaded or flanged connections
• Enclosed bronze impeller for efficient hydraulic performance
• Four-position casing for flexible discharge orientation
• Back pull-out construction simplifies maintenance
• Replaceable casing wear ring helps extend pump life
• Mechanical shaft seal for dependable leak protection
• Stainless steel shaft for durability and corrosion resistance
• Factory-tested performance and reliability
• Available in bronze-fitted, all-bronze, and all-iron construction

Performance and Connection Sizes

The G6-2 Series is engineered for higher-capacity fluid handling applications and features:

• 2-1/2" suction connection
• 2" discharge connection
• Capacities up to 280 GPM
• Heads up to 140 feet
• Maximum liquid temperatures up to 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Single-phase and three-phase motor options available
• 3500 RPM performance for demanding commercial and industrial service

NPT Threaded Connections

For compact systems and straightforward installations, the G6-2 Series is available with NPT threaded connections. Threaded models are often used in commercial buildings, packaged equipment, OEM applications, and light industrial systems where ease of installation and maintenance are priorities.

Advantages of NPT Connections:

• Economical installation
• Simplified piping connections
• Compact system design
• Ideal for skid-mounted and packaged equipment
• Easy servicing and replacement
• Well suited for commercial and light industrial applications

Flanged Connections

Flanged models are designed for larger piping systems and applications requiring enhanced support, easier alignment, and simplified pump removal. The bolted flange configuration provides a secure connection and is commonly specified for HVAC, cooling tower, manufacturing, and process water systems.

Advantages of Flanged Connections:

• Increased system reliability for larger pipe sizes
• Easier pump removal during maintenance
• Improved piping alignment
• Better suited for high-flow applications
• Reduced stress on pump connections
• Preferred for industrial and institutional installations

Maintenance-Friendly Design

The G6-2 Series incorporates Burks' proven back pull-out design, allowing the rotating assembly to be removed without disconnecting system piping. This feature helps minimize downtime, reduce labor costs, and simplify routine maintenance procedures.

A replaceable casing wear ring further protects critical pump components while helping maintain long-term hydraulic efficiency.

Optional High-Temperature Service

For applications involving hot water, thermal oils, and heat transfer fluids, the G6-2 Series can be furnished with an optional Jacketed Seal Cavity design. This specialized configuration helps extend seal life and improve reliability in elevated-temperature systems.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower operation
• Industrial process water systems
• Water transfer and distribution
• Pressure booster systems
• Manufacturing facilities
• Commercial building services
• Municipal water applications
• OEM equipment packages

Why Choose the Burks G6-2 Series?

The Burks G6-2 Series combines robust hydraulic performance, installation flexibility, and proven durability in a compact close-coupled design. Whether your application requires NPT threaded connections for simplified installation or flanged connections for larger industrial systems, the G6-2 Series delivers reliable operation, easy maintenance, and long-term value for demanding fluid handling applications.

Burks Series G6-2-1/2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks G6-2-1/2 Series Close-Coupled Centrifugal Pumps

Maximum Flow Capacity with Flexible Connection Options

The Burks G6-2-1/2 Series close-coupled centrifugal pumps are designed for high-volume fluid handling in commercial, industrial, municipal, and OEM applications. Engineered with the proven reliability of Burks pump technology, this series delivers exceptional hydraulic performance, rugged durability, and installation flexibility for demanding water transfer and circulation systems.

Combining a compact close-coupled footprint with larger suction and discharge connections, the G6-2-1/2 Series is ideal for applications requiring increased flow rates without the added complexity of a frame-mounted pump. Whether used in HVAC systems, water distribution networks, cooling towers, or industrial process systems, these pumps provide dependable operation and long service life.

Key Features

• Close-coupled end suction centrifugal pump design
• Available with NPT threaded or flanged connections
• High-efficiency enclosed bronze impeller
• Four-position casing for flexible discharge orientation
• Back pull-out design allows maintenance without disturbing system piping
• Replaceable casing wear ring helps maintain long-term efficiency
• Mechanical shaft seal for dependable leak protection
• Stainless steel shaft for enhanced corrosion resistance
• Factory tested for performance and quality assurance
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance and Connection Sizes

The G6-2-1/2 Series is designed for larger-capacity pumping systems and applications requiring substantial fluid movement.

Performance Highlights:

• 3" suction connection
• 2-1/2" discharge connection
• High-capacity flow performance for commercial and industrial systems
• Maximum liquid temperatures up to 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available with single-phase and three-phase motor options
• Continuous-duty operation for demanding service conditions

NPT Threaded Connections

NPT-threaded models provide a practical and economical solution for installations where threaded piping systems are preferred. These configurations are commonly used in OEM equipment, packaged systems, commercial mechanical rooms, and water transfer applications where installation simplicity is important.

Benefits of NPT Connections:

• Cost-effective installation
• Simplified piping modifications
• Compact overall footprint
• Easy maintenance and replacement
• Ideal for equipment skids and packaged systems
• Suitable for commercial and light industrial installations

Flanged Connections

For larger piping systems and higher-flow applications, the G6-2-1/2 Series is available with flanged connections. Flanged models provide enhanced piping support and easier alignment while simplifying pump removal during maintenance procedures.

Benefits of Flanged Connections:

• Secure, reliable piping connections
• Improved support for heavier piping systems
• Easier alignment during installation
• Simplified pump removal and servicing
• Ideal for high-flow HVAC and industrial systems
• Preferred for institutional, municipal, and manufacturing facilities

Built for Easy Maintenance

Like all Burks close-coupled centrifugal pumps, the G6-2-1/2 Series is designed to minimize downtime and maintenance costs. The back pull-out construction allows service personnel to remove the rotating assembly without disconnecting piping, significantly reducing labor requirements and system interruptions.

The replaceable casing wear ring further protects the pump casing from wear, helping maintain pump efficiency and extending equipment life.

Optional High-Temperature Service

For hot water circulation, thermal fluid systems, and heat transfer applications, the G6-2-1/2 Series can be supplied with an optional Jacketed Seal Cavity. This design helps protect the mechanical seal from excessive temperatures while improving reliability and extending seal life in demanding thermal applications.

Typical Applications

• HVAC heating and cooling systems
• Cooling tower circulation
• Water transfer and distribution
• Industrial process water systems
• Booster and pressure maintenance systems
• Municipal water applications
• Manufacturing facilities
• Irrigation systems
• Commercial and institutional buildings
• OEM pumping packages

Why Choose the Burks G6-2-1/2 Series?

The Burks G6-2-1/2 Series is designed for customers who need greater system flow capacity while maintaining the installation advantages of a close-coupled pump. With large 3-inch suction and 2-1/2-inch discharge connections, multiple connection configurations, and proven Burks durability, this series provides an efficient, reliable, and easy-to-maintain solution for demanding commercial and industrial fluid-handling applications.

Burks Series G7-2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks G7-2 Series Close-Coupled Centrifugal Pumps

High-Capacity Pumping for Commercial and Industrial Systems

The Burks G7-2 Series close-coupled centrifugal pumps are designed to deliver dependable fluid handling performance in demanding commercial, industrial, municipal, and OEM applications. Combining Burks' proven hydraulic design with rugged construction and installation flexibility, the G7-2 Series provides an efficient solution for water circulation, transfer, booster, and process pumping duties.

Built for continuous-duty operation, these pumps offer higher flow capacities than smaller Series G models while maintaining the space-saving advantages of a close-coupled design. Their versatility makes them well-suited for everything from HVAC systems and cooling towers to manufacturing processes and water distribution networks.

Key Features

• Close-coupled end suction centrifugal pump design
• Available with NPT threaded and flanged connection configurations
• Enclosed bronze impeller for efficient hydraulic performance
• Four-position casing for flexible installation
• Back pull-out construction simplifies maintenance procedures
• Replaceable casing wear ring extends service life
• Mechanical shaft seal for reliable operation
• Stainless steel shaft for corrosion resistance and durability
• Factory tested to verify hydraulic performance and reliability
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance and Connection Sizes

The G7-2 Series is engineered for medium-to-high flow applications requiring dependable pressure and continuous-duty operation.

Performance Highlights

• Capacities up to 400 GPM
• Heads up to 145 feet
• Horsepower ranges from 2 HP to 10 HP
• 3" suction connection
• 2" discharge connection
• Maximum liquid temperatures up to 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available with single-phase and three-phase motor configurations
• Continuous-duty operation

The oversized 3-inch suction inlet helps promote smooth flow into the pump, while the 2-inch discharge connection delivers the pressure and performance needed for larger commercial and industrial systems.

NPT Threaded Connections

NPT-threaded models provide a cost-effective and compact solution for applications where threaded piping systems are preferred. These pumps are commonly used in OEM equipment, booster packages, water transfer systems, and commercial mechanical rooms.

Benefits of NPT Connections

• Lower installation costs
• Simplified piping modifications
• Compact system footprint
• Easier pump replacement
• Ideal for commercial and packaged equipment applications
• Reduced installation complexity

Flanged Connections

Flanged models are designed for higher-flow applications and larger piping systems where easier alignment and serviceability are important. The bolted flange design provides a secure connection while making maintenance procedures faster and more efficient.

Benefits of Flanged Connections

• Improved piping support and alignment
• Easier pump removal and replacement
• Enhanced reliability in large systems
• Ideal for HVAC, industrial, and municipal applications
• Preferred for high-flow piping networks
• Simplifies long-term maintenance

Maintenance-Friendly Design

The G7-2 Series incorporates Burks' proven back pull-out design, allowing the rotating assembly to be removed without disconnecting system piping. This feature helps reduce downtime, lower maintenance costs, and simplify routine service.

A replaceable casing wear ring further protects the pump casing from wear, helping preserve efficiency and extend equipment life.

Optional High-Temperature Service

For hot water circulation, heat transfer fluids, and thermal oil applications, the G7-2 Series is available with an optional Jacketed Seal Cavity design. This feature helps protect the mechanical seal from excessive heat and extends seal life in elevated-temperature systems.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower systems
• Industrial process water
• Water transfer and distribution
• Pressure boosting systems
• Manufacturing facilities
• Municipal water systems
• Irrigation systems
• Commercial building services

Why Choose the Burks G7-2 Series?

The Burks G7-2 Series combines flow rates up to 400 GPM, horsepower options from 2 to 10 HP, and rugged industrial construction in a compact, easy-to-maintain package. Available with either NPT threaded or flanged connections, these pumps provide the flexibility, reliability, and performance required for demanding commercial and industrial fluid-handling applications.

Burks Series G7-2-1/2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks G7-2-1/2 Series Close-Coupled Centrifugal Pumps

High-Flow Performance for Demanding Commercial and Industrial Applications

The Burks G7-2-1/2 Series close-coupled centrifugal pumps are engineered to handle larger flow requirements in commercial, industrial, municipal, and OEM fluid-handling systems. Built with Burks' proven hydraulic design and rugged construction, this series delivers dependable performance for water circulation, transfer, boosting, cooling, and process applications.

Featuring a compact close-coupled design and expanded port sizes, the G7-2-1/2 Series provides the capacity needed for larger systems without sacrificing installation flexibility. These pumps are ideal for facilities seeking efficient operation, ease of maintenance, and long-term reliability.

Key Features

• Close-coupled end suction centrifugal pump design
• Available with NPT threaded and flanged connection options
• High-efficiency enclosed bronze impeller
• Four-position casing for flexible installation
• Back pull-out construction for simplified maintenance
• Replaceable casing wear ring helps extend pump life
• Self-adjusting mechanical shaft seal
• Stainless steel shaft for corrosion resistance and durability
• Factory tested for performance and reliability
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance and Connection Sizes

The G7-2-1/2 Series is designed for high-capacity fluid transfer and circulation applications where larger flow volumes are required.

Performance Highlights

• Capacities up to 500 GPM
• Heads up to 150 feet
• Horsepower ranges from 3 HP to 15 HP
• 3" suction connection
• 2-1/2" discharge connection
• Maximum liquid temperatures up to 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Continuous-duty operation
• Available in single-phase and three-phase motor configurations

The large 3-inch suction connection helps maximize hydraulic efficiency by delivering smooth fluid flow into the pump, while the 2-1/2-inch discharge connection supports higher flow rates for larger piping systems and demanding operating conditions.

Available Connection Styles

The G7-2-1/2 Series is available in both NPT threaded and flanged configurations, allowing engineers and contractors to match the pump to the needs of the application.

NPT Threaded Connections

Threaded models provide a practical solution for packaged equipment, booster systems, and commercial applications where ease of installation and lower installation costs are important.

Benefits of NPT Connections

• Cost-effective installation
• Simplified piping modifications
• Compact system footprint
• Easy pump replacement
• Ideal for OEM and equipment-package applications
• Reduced installation complexity

Flanged Connections

Flanged models are designed for larger systems and higher flow applications where secure piping support and ease of maintenance are critical.

Benefits of Flanged Connections

• Improved piping alignment
• Enhanced support for larger diameter piping
• Easier pump removal during maintenance
• Increased reliability in high-flow systems
• Ideal for HVAC, manufacturing, municipal, and process applications
• Simplified long-term serviceability

Designed for Easy Maintenance

The G7-2-1/2 Series incorporates Burks' proven back pull-out design, allowing service personnel to remove the rotating assembly without disconnecting system piping. This feature minimizes downtime and reduces maintenance labor costs.

A replaceable casing wear ring protects critical pump components from premature wear, helping maintain efficiency and prolong equipment life.

Optional High-Temperature Service

For applications involving hot water, heat transfer fluids, and thermal oils, the G7-2-1/2 Series is available with an optional Jacketed Seal Cavity design. This configuration helps extend seal life and improve reliability in elevated-temperature systems.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower systems
• Water transfer and distribution
• Booster pump systems
• Industrial process water
• Manufacturing facilities
• Municipal water systems
• Irrigation systems
• Commercial building services
• OEM equipment packages

Why Choose the Burks G7-2-1/2 Series?

The Burks G7-2-1/2 Series combines flow capacities up to 500 GPM, horsepower options from 3 to 15 HP, and rugged Burks construction in a compact, close-coupled design. Available with both threaded and flanged connections, these pumps offer the flexibility, performance, and dependability required for demanding commercial and industrial fluid-handling applications. Whether installed in a cooling system, water distribution network, or process operation, the G7-2-1/2 Series is built to deliver reliable service year after year.

Burks Series G7A-2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks G7A-2 Series Frame-Mounted Centrifugal Pumps

Heavy-Duty Performance for High-Capacity Fluid Handling

The Burks G7A-2 Series frame-mounted centrifugal pumps are engineered for commercial, industrial, municipal, and process applications that demand higher flow rates, dependable operation, and easy maintenance. Designed with a rugged power frame and flexible coupling arrangement, the G7A-2 Series delivers greater durability and serviceability than close-coupled configurations, making it an excellent choice for continuous-duty pumping systems.

Built to handle demanding operating conditions, the G7A-2 Series combines efficient hydraulic performance with robust construction, providing reliable service in water circulation, booster systems, cooling towers, process water transfer, and industrial fluid handling applications.

Key Features

• Heavy-duty frame-mounted end suction centrifugal pump design
• Flexible coupled construction for enhanced serviceability
• High-efficiency enclosed bronze impeller
• Back pull-out design allows servicing without disturbing piping
• Replaceable casing wear ring helps maintain long-term efficiency
• Self-adjusting mechanical seal for dependable leak protection
• Rugged bearing frame designed for continuous-duty operation
• Stainless steel shaft for corrosion resistance and durability
• Factory tested for hydraulic performance and reliability
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance and Connection Sizes

The G7A-2 Series is designed for higher-flow commercial and industrial applications where reliability and long equipment life are essential.

Performance Highlights

• Capacities up to 400 GPM
• Heads up to 145 feet
• Horsepower ranges from 2 HP to 15 HP
• 3" suction connection
• 2" discharge connection
• Maximum liquid temperatures up to 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Continuous-duty operation
• Suitable for demanding industrial and commercial service

The 3-inch suction connection promotes smooth liquid entry into the pump, while the 2-inch discharge provides the pressure and flow characteristics required for larger circulation and transfer systems.

NPT Threaded and Flanged Connections

The G7A-2 Series is available in both threaded and flanged configurations to accommodate a variety of piping systems and installation requirements.

NPT Threaded Connections

Threaded models provide a compact and cost-effective installation option for commercial systems, equipment packages, and general industrial applications.

Benefits of NPT Connections

• Economical installation
• Simplified piping modifications
• Compact footprint
• Easier system integration
• Ideal for OEM and packaged equipment applications

Flanged Connections

Flanged models are preferred for larger piping systems, higher flow applications, and installations where routine maintenance access is important.

Benefits of Flanged Connections

• Improved piping support and alignment
• Easier pump removal and replacement
• Enhanced reliability in larger systems
• Ideal for HVAC, manufacturing, and municipal applications
• Simplified long-term maintenance

Designed for Easy Maintenance

The G7A-2 Series incorporates Burks' proven back pull-out construction, allowing access to the rotating assembly without disconnecting piping. This reduces downtime, simplifies repairs, and lowers maintenance costs.

The frame-mounted design also allows the motor, coupling, bearings, and hydraulic components to be serviced independently, making the G7A-2 Series particularly attractive for facilities focused on long-term lifecycle value.

Optional High-Temperature Service

For applications involving hot water, thermal oils, and heat transfer fluids, the G7A-2 Series can be supplied with a Jacketed Seal Cavity option. This design helps protect the mechanical seal from elevated temperatures and extends seal life in demanding thermal applications.

Typical Applications

• HVAC heating and cooling systems
• Cooling tower circulation
• Chilled water systems
• Water transfer and distribution
• Industrial process water
• Pressure boosting systems
• Manufacturing facilities
• Municipal water systems
• Irrigation systems
• Commercial building services
• General industrial fluid handling

Why Choose the Burks G7A-2 Series?

The Burks G7A-2 Series combines rugged frame-mounted construction, flow rates up to 400 GPM, horsepower options from 2 to 15 HP, and easy maintenance accessibility in a dependable industrial pumping platform. With flexible connection options, proven hydraulic performance, and long-term durability, the G7A-2 Series delivers the reliability and value required for demanding commercial and industrial applications.

Burks Series G9-2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks Series G9-2-1/2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks Series G9-3F close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks Series G9A-1-1/2 close coupled centrifugal pumps are available in 1750 RPM with capacities to 1100 GPM, heads to 95 feet, and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. These rugged pumps allow maximum pumping temperatures to 225°F; pump models with the optional MJ Jacketed Seal® allow temperatures to 500°F. Burks Series G pumps accept inlet pressure to 100 PSI, case working pressure to 200 PSI, and suction from 1 ½” to 5”, with discharge from 1 ¼” to 4”.

All Series G Models feature standard construction bronze fitted cast iron, and are also available in all bronze or all iron. Flanged casing is available on 2” and 2 ½” pumps; 3” and 4” pumps are flanged only. And every Burks pump is factory tested to meet stringent Hydraulic Institute standards.

Burks G9A-1-1/2 Series Close-Coupled Centrifugal Pumps

Heavy-Duty Performance for High-Flow Commercial and Industrial Applications

The Burks G9A-1-1/2 Series close-coupled centrifugal pumps are engineered for demanding commercial, industrial, municipal, and process applications that require higher flow rates, increased pressure capabilities, and dependable long-term performance. Featuring a rugged radial split casing design, heavy-duty construction, and proven Burks hydraulic efficiency, the G9A-1-1/2 Series delivers reliable service in water circulation, transfer, boosting, and process systems.

Designed for continuous-duty operation, these pumps offer the hydraulic capacity needed for larger systems while maintaining the installation advantages of a close-coupled configuration. Their versatile design makes them well suited for HVAC systems, cooling towers, industrial process water, water distribution systems, and general-purpose fluid transfer applications.

Key Features

• Close-coupled end suction centrifugal pump design
• Heavy-duty radial split casing construction
• Centerline discharge reduces piping stress and promotes reliable operation
• Back pull-out design allows maintenance without disconnecting piping
• Enclosed bronze impeller for maximum hydraulic efficiency
• Replaceable casing wear ring helps extend pump life
• Mechanical shaft seal for dependable leak protection
• Bronze shaft sleeve protects against shaft wear and corrosion
• Eight-position discharge rotation for installation flexibility
• Factory tested for hydraulic performance and reliability
• Available in bronze-fitted, all-bronze, and all-iron construction

Performance and Connection Sizes

The G9A-1-1/2 Series is designed for larger fluid-handling systems that require both high flow and substantial pressure capabilities.

Performance Highlights

• Capacities up to 960 GPM
• Heads up to 380 feet
• Horsepower ranges from 1 HP to 15 HP
• 2-1/2" suction connection
• 2" discharge connection
• Maximum liquid temperatures up to 225°F
• Maximum inlet pressure of 100 PSI
• Maximum casing working pressure of 200 PSI
• Available in 1750 RPM and 3500 RPM configurations
• Continuous-duty operation

The large 2-1/2-inch suction connection provides efficient liquid entry into the pump, while the 2-inch discharge connection delivers the pressure and flow required for demanding commercial and industrial applications.

Available Connection Styles

The G9A-1-1/2 Series is available in both NPT threaded and flanged configurations to accommodate a wide range of piping systems and installation requirements.

NPT Threaded Connections

Threaded models are ideal for commercial facilities, packaged equipment, booster skids, and general industrial applications where compact installation and lower initial costs are priorities.

Benefits of NPT Connections

• Economical installation
• Compact system footprint
• Simplified piping modifications
• Easier equipment replacement
• Well suited for OEM and packaged systems
• Reduced installation complexity

Flanged Connections

Flanged models are preferred for larger piping systems and higher-flow applications where secure connections, piping support, and simplified maintenance are critical.

Benefits of Flanged Connections

• Improved piping alignment
• Enhanced support for larger pipe sizes
• Easier pump removal during service
• Greater reliability in high-flow systems
• Ideal for industrial, municipal, and institutional applications
• Simplifies long-term maintenance

Designed for Easy Maintenance

The G9A-1-1/2 Series features Burks' proven back pull-out construction, allowing maintenance personnel to access the rotating assembly without removing the pump casing or disconnecting piping. This reduces downtime, lowers service costs, and simplifies routine maintenance procedures.

Additionally, the replaceable casing wear ring helps maintain pump efficiency while protecting critical casing components from wear.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower systems
• Water transfer and distribution
• Pressure boosting systems
• Industrial process water applications
• Manufacturing facilities
• Municipal water systems
• Commercial buildings
• Institutional facilities
• General fluid transfer operations

Why Choose the Burks G9A-1-1/2 Series?

The Burks G9A-1-1/2 Series combines capacities up to 960 GPM, heads up to 380 feet, and horsepower options from 1 to 15 HP in a rugged, maintenance-friendly package. Available with both NPT threaded and flanged connection options, these pumps provide the performance, flexibility, and long-term reliability required for demanding commercial and industrial pumping applications. Whether used for circulation, transfer, or pressure boosting, the G9A-1-1/2 Series delivers dependable results year after year.

Burks Series GA4 close coupled centrifugal pumps offer motor sizes from 1/3 to 10 HP, and are available in 1750 and 3500 RPM with capacities to 360 GPM and heads to 230 feet. These reliable pumps operate to maximum pumping temperatures of 225°F. Series GA models are rated for use on inlet pressures to 100 PSI, and case working pressures to 200 PSI, with suction from 1 ¼” to 2 ½” NPT, and discharge from 1” to 2” NPT. Pumps feature standard bronze fitted cast iron construction, and are also available in all bronze or all iron. Noryl® impellers are available on the GA5-1 and 1 ¼”, and the GA6-1-1/4 models. Each Burks GA pump is factory tested to meet Hydraulic Institute standards.

Burks Series GA5-1-1/4 close coupled centrifugal pumps offer motor sizes from 1/3 to 10 HP, and are available in 1750 and 3500 RPM with capacities to 360 GPM and heads to 230 feet. These reliable pumps operate to maximum pumping temperatures of 225°F. Series GA models are rated for use on inlet pressures to 100 PSI, and case working pressures to 200 PSI, with suction from 1 ¼” to 2 ½” NPT, and discharge from 1” to 2” NPT. Pumps feature standard bronze fitted cast iron construction, and are also available in all bronze or all iron. Noryl® impellers are available on the GA5-1 and 1 ¼”, and the GA6-1-1/4 models. Each Burks GA pump is factory tested to meet Hydraulic Institute standards.

Burks GA5-1-1/4 Series Close-Coupled Centrifugal Pumps

Compact Performance for Commercial and Industrial Fluid Handling

The Burks GA5-1-1/4 Series close-coupled centrifugal pumps are designed to provide reliable, efficient fluid movement in commercial, industrial, OEM, and light municipal applications. Combining a compact footprint with proven hydraulic performance, these pumps are ideal for water circulation, pressure boosting, liquid transfer, and equipment package applications where space and reliability are equally important.

Engineered for continuous-duty operation, the GA5-1-1/4 Series offers easy installation, dependable performance, and simplified maintenance, making it a practical solution for a wide range of pumping requirements.

Key Features

• Close-coupled end suction centrifugal pump design
• Compact footprint for space-saving installations
• Four-position casing for installation flexibility
• Back pull-out construction simplifies maintenance
• High-efficiency enclosed bronze impeller
• Mechanical shaft seal for reliable leak protection
• Bronze shaft sleeve helps minimize wear and corrosion
• Factory tested for dependable performance
• Available in bronze-fitted, all-bronze, and all-iron construction
• Continuous-duty motor design for long service life

Performance and Connection Sizes

The GA5-1-1/4 Series is designed for lower- to medium-flow applications requiring dependable performance and efficient operation.

Performance Highlights

• Capacities up to 80 GPM
• Heads up to 135 feet
• Horsepower ranges from 1/3 HP to 3 HP
• 1-1/2" suction connection
• 1-1/4" discharge connection
• Maximum liquid temperatures up to 225°F
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 3500 RPM configurations
• Single-phase and three-phase motor options available

The 1-1/2-inch suction connection provides smooth fluid entry for efficient operation, while the 1-1/4-inch discharge connection delivers dependable pressure performance for smaller circulation and transfer systems.

NPT Threaded Connections

The GA5-1-1/4 Series is commonly supplied with NPT threaded connections, making installation straightforward and cost-effective for commercial and industrial applications.

Benefits of NPT Connections

• Lower installation costs
• Compact piping arrangements
• Simplified system modifications
• Easy pump replacement
• Ideal for OEM equipment and packaged systems
• Reduced installation complexity

Designed for Easy Maintenance

The GA5-1-1/4 Series incorporates Burks' proven back pull-out design, allowing the rotating assembly to be serviced without disturbing the pump casing or piping connections. This helps reduce downtime and speeds routine maintenance procedures.

Its four-position casing design also provides flexibility when adapting the pump to existing piping systems or equipment layouts.

Durable Construction

Built to provide years of dependable service, the GA5-1-1/4 Series utilizes high-quality materials and precision manufacturing throughout the pump assembly. The enclosed bronze impeller delivers efficient hydraulic performance, while the bronze shaft sleeve helps protect critical components from wear and corrosion.

Available material options include:

• Bronze-Fitted Cast Iron
• All Bronze
• All Iron

These construction choices allow the pump to be matched to specific fluid and application requirements.

Typical Applications

• HVAC heating and cooling systems
• Water circulation systems
• Pressure boosting applications
• Cooling equipment
• OEM equipment packages
• Commercial building services
• Water transfer operations
• Industrial process water
• Irrigation systems
• General-purpose fluid handling

Why Choose the Burks GA5-1-1/4 Series?

The Burks GA5-1-1/4 Series combines compact design, reliable performance, and maintenance-friendly construction in a versatile centrifugal pump package. With capacities up to 80 GPM, horsepower ratings from 1/3 to 3 HP, and durable Burks engineering, these pumps provide an economical and dependable solution for commercial and industrial fluid-handling applications where space, efficiency, and reliability matter most.

Burks Series GA6-1-1/2 close coupled centrifugal pumps offer motor sizes from 1/3 to 10 HP, and are available in 1750 and 3500 RPM with capacities to 360 GPM and heads to 230 feet. These reliable pumps operate to maximum pumping temperatures of 225°F. Series GA models are rated for use on inlet pressures to 100 PSI, and case working pressures to 200 PSI, with suction from 1 ¼” to 2 ½” NPT, and discharge from 1” to 2” NPT. Pumps feature standard bronze fitted cast iron construction, and are also available in all bronze or all iron. Noryl® impellers are available on the GA5-1 and 1 ¼”, and the GA6-1-1/4 models. Each Burks GA pump is factory tested to meet Hydraulic Institute standards.

Burks GA6-1-1/2 Series Close-Coupled Centrifugal Pumps

Compact, Reliable Performance for Commercial and Industrial Applications

The Burks GA6-1-1/2 Series close-coupled centrifugal pumps are engineered to provide dependable fluid handling in a wide range of commercial, industrial, municipal, and OEM applications. Combining efficient hydraulic performance with a compact footprint, these pumps are ideal for water circulation, pressure boosting, liquid transfer, cooling systems, and general process applications.

Designed for continuous-duty operation, the GA6-1-1/2 Series offers the durability and serviceability expected from Burks pumps while providing a cost-effective solution for facilities requiring reliable pumping performance and simplified installation.

Key Features

• Close-coupled end suction centrifugal pump design
• Compact footprint for space-constrained installations
• Four-position casing for flexible discharge orientation
• Back pull-out construction simplifies maintenance procedures
• Enclosed bronze impeller for efficient hydraulic performance
• Mechanical shaft seal for dependable leak protection
• Bronze shaft sleeve helps resist wear and corrosion
• Factory tested for quality and performance assurance
• Available in bronze-fitted, all-bronze, and all-iron construction
• Designed for continuous-duty commercial and industrial service

Performance and Connection Sizes

The GA6-1-1/2 Series is a versatile solution for medium-flow applications that require dependable performance and installation flexibility.

Performance Highlights

• Capacities up to 160 GPM
• Heads up to 140 feet
• Horsepower ranges from 1/3 HP to 5 HP
• 2" suction connection
• 1-1/2" discharge connection
• Maximum liquid temperatures up to 225°F
• Maximum inlet pressure of 100 PSI
• Maximum casing working pressure of 200 PSI
• Available in 1750 RPM and 3500 RPM configurations
• Single-phase and three-phase motor options available

The 2-inch suction connection allows smooth fluid entry for improved hydraulic efficiency, while the 1-1/2-inch discharge connection provides reliable pressure and flow performance for a variety of commercial and industrial systems.

NPT Threaded Connection Design

The GA6-1-1/2 Series is commonly supplied with NPT threaded connections, making it an excellent choice for installations requiring simple piping integration and straightforward maintenance.

Benefits of NPT Connections

• Cost-effective installation
• Simplified piping modifications
• Compact system design
• Easy pump replacement
• Ideal for OEM equipment and packaged systems
• Well suited for commercial mechanical rooms and industrial facilities

Maintenance-Friendly Construction

The GA6-1-1/2 Series incorporates Burks' proven back pull-out design, allowing maintenance personnel to remove the rotating assembly without disturbing system piping. This feature helps reduce downtime and lowers overall maintenance costs.

The four-position casing further simplifies installation by allowing discharge orientation to match existing piping layouts.

Durable Materials for Long Service Life

Built to withstand demanding operating conditions, the GA6-1-1/2 Series utilizes high-quality materials throughout the pump assembly. The enclosed bronze impeller provides efficient operation, while the bronze shaft sleeve helps protect critical components from corrosion and wear.

Available material configurations include:

• Bronze-Fitted Cast Iron
• All Bronze
• All Iron

This flexibility allows users to select the material combination best suited to their application and fluid characteristics.

Typical Applications

• HVAC heating and cooling systems
• Hot water and chilled water circulation
• Cooling tower applications
• Water transfer and distribution
• Pressure boosting systems
• Industrial process water
• Manufacturing facilities
• Commercial building services
• Irrigation systems
• OEM equipment packages
• General fluid handling applications

Why Choose the Burks GA6-1-1/2 Series?

The Burks GA6-1-1/2 Series delivers an excellent balance of performance, reliability, and value. With flow rates up to 160 GPM, horsepower options from 1/3 to 5 HP, and durable Burks construction, these pumps provide dependable operation in a wide variety of commercial and industrial applications. Their compact design, maintenance-friendly construction, and proven hydraulic efficiency make the GA6-1-1/2 Series a trusted choice for long-term pumping performance.

Burks Series GA6-1-1/4 close coupled centrifugal pumps offer motor sizes from 1/3 to 10 HP, and are available in 1750 and 3500 RPM with capacities to 360 GPM and heads to 230 feet. These reliable pumps operate to maximum pumping temperatures of 225°F. Series GA models are rated for use on inlet pressures to 100 PSI, and case working pressures to 200 PSI, with suction from 1 ¼” to 2 ½” NPT, and discharge from 1” to 2” NPT. Pumps feature standard bronze fitted cast iron construction, and are also available in all bronze or all iron. Noryl® impellers are available on the GA5-1 and 1 ¼”, and the GA6-1-1/4 models. Each Burks GA pump is factory tested to meet Hydraulic Institute standards.

Burks GA6-1-1/4 Series Close-Coupled Centrifugal Pumps

Compact Design with Higher Performance Capability

The Burks GA6-1-1/4 Series close-coupled centrifugal pumps are engineered for commercial, industrial, municipal, and OEM applications that require dependable performance, efficient operation, and a compact installation footprint. Designed with Burks' proven hydraulic technology, these pumps provide reliable fluid movement for circulation, transfer, boosting, and process applications where long-term performance matters.

Built for continuous-duty service, the GA6-1-1/4 Series offers higher capacity and pressure capabilities than smaller close-coupled models while maintaining the space-saving advantages and maintenance simplicity that make the Series GA line a popular choice among contractors, engineers, and facility operators.

Key Features

• Close-coupled end suction centrifugal pump design
• Compact footprint for space-efficient installations
• Four-position casing for flexible discharge orientation
• Back pull-out construction simplifies maintenance and service
• Enclosed bronze impeller for efficient hydraulic performance
• Mechanical shaft seal for dependable leak protection
• Bronze shaft sleeve helps minimize wear and corrosion
• Factory tested for quality and performance assurance
• Available in bronze-fitted, all-bronze, and all-iron construction
• Continuous-duty motor design for commercial and industrial applications

Performance and Connection Sizes

The GA6-1-1/4 Series is designed for medium-capacity pumping applications requiring dependable performance and installation flexibility.

Performance Highlights

• Capacities up to 120 GPM
• Heads up to 140 feet
• Horsepower ranges from 1/2 HP to 5 HP
• 2" suction connection
• 1-1/4" discharge connection
• Maximum liquid temperatures up to 225°F
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 3500 RPM configurations
• Single-phase and three-phase motor options available

The larger 2-inch suction connection promotes efficient fluid entry into the pump, while the 1-1/4-inch discharge provides the pressure performance required for more demanding circulation and transfer systems.

NPT Threaded Connections

The GA6-1-1/4 Series is typically supplied with NPT threaded connections, providing a streamlined and cost-effective installation solution for commercial and industrial applications.

Benefits of NPT Connections

• Lower installation costs
• Simplified piping modifications
• Compact system design
• Easier pump replacement and servicing
• Ideal for OEM equipment and packaged systems
• Reduced installation complexity

Designed for Easy Maintenance

Maintenance is simplified through Burks' proven back pull-out design, allowing service personnel to remove the rotating assembly without disconnecting piping. This reduces downtime and simplifies routine maintenance procedures.

The four-position casing design also provides flexibility during installation, making it easier to adapt the pump to existing piping layouts and equipment configurations.

Durable Construction

The GA6-1-1/4 Series is built with high-quality materials designed for long service life in demanding environments. The enclosed bronze impeller provides excellent hydraulic efficiency, while the bronze shaft sleeve protects the shaft in critical wear areas.

Available material configurations include:

• Bronze-Fitted Cast Iron
• All Bronze
• All Iron

These options allow engineers and facility managers to select the most appropriate material combination for their specific fluid and operating conditions.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Hot water recirculation
• Water transfer applications
• Pressure boosting systems
• Commercial building services
• Industrial process water
• Cooling equipment
• OEM equipment packages
• Irrigation systems
• General fluid handling applications

Why Choose the Burks GA6-1-1/4 Series?

The Burks GA6-1-1/4 Series delivers the ideal combination of compact design, hydraulic efficiency, and long-term reliability. With capacities up to 120 GPM, horsepower options from 1/2 to 5 HP, and a robust close-coupled configuration, these pumps offer dependable performance for a wide range of commercial and industrial fluid-handling applications. Whether serving a building circulation system, process application, or OEM package, the GA6-1-1/4 Series provides the durability and value expected from Burks pumps.

Burks Series GA6-2 close coupled centrifugal pumps offer motor sizes from 1/3 to 10 HP, and are available in 1750 and 3500 RPM with capacities to 360 GPM and heads to 230 feet. These reliable pumps operate to maximum pumping temperatures of 225°F. Series GA models are rated for use on inlet pressures to 100 PSI, and case working pressures to 200 PSI, with suction from 1 ¼” to 2 ½” NPT, and discharge from 1” to 2” NPT. Pumps feature standard bronze fitted cast iron construction, and are also available in all bronze or all iron. Noryl® impellers are available on the GA5-1 and 1 ¼”, and the GA6-1-1/4 models. Each Burks GA pump is factory tested to meet Hydraulic Institute standards.

Burks GA6-2 Series Close-Coupled Centrifugal Pumps

High-Efficiency Pumping for Commercial and Industrial Systems

The Burks GA6-2 Series close-coupled centrifugal pumps are designed to deliver dependable performance in commercial, industrial, municipal, and OEM fluid-handling applications. Combining a compact footprint with rugged construction and proven hydraulic efficiency, the GA6-2 Series is ideal for water circulation, pressure boosting, liquid transfer, and process system applications.

Built for continuous-duty service, these pumps provide the reliability and ease of maintenance that have made Burks a trusted name in centrifugal pumping solutions. Available in multiple material configurations and horsepower ratings, the GA6-2 Series offers exceptional flexibility across a wide range of operating conditions.

Key Features

• Close-coupled end suction centrifugal pump design
• Four-position casing for installation flexibility
• Back pull-out construction simplifies service and maintenance
• High-efficiency enclosed bronze impeller
• Mechanical shaft seal with carbon and ceramic sealing faces
• Bronze shaft sleeve helps protect against wear and corrosion
• Factory tested for performance and reliability
• Available in bronze-fitted, all-bronze, and all-iron construction
• Quiet-operating JM-type motor design with dual bearings
• Designed for continuous-duty commercial and industrial operation

Performance and Connection Sizes

The GA6-2 Series is engineered for medium- to high-flow applications where dependable performance and installation flexibility are critical.

Performance Highlights

• Flow rates up to 360 GPM
• Heads up to 230 feet
• Horsepower ranges from 1/3 HP to 10 HP
• 2-1/2" suction connection
• 2" discharge connection
• Maximum liquid temperatures up to 225°F
• Maximum inlet pressure of 100 PSI
• Maximum casing working pressure of 200 PSI
• Available in both 1750 RPM and 3500 RPM configurations
• Single-phase and three-phase motor options available

The 2-1/2-inch suction connection helps maximize hydraulic efficiency and reduce inlet losses, while the 2-inch discharge connection provides strong pressure and flow performance for larger commercial and industrial systems.

NPT Threaded Connections

The GA6-2 Series is commonly supplied with NPT threaded connections, making installation straightforward and cost-effective for a variety of water transfer and circulation systems.

Benefits of NPT Connections

• Lower installation costs
• Compact system footprint
• Simplified piping modifications
• Easy pump replacement
• Ideal for packaged equipment and OEM applications
• Suitable for commercial and light industrial systems

Designed for Easy Maintenance

The GA6-2 Series incorporates Burks' proven back pull-out design, allowing maintenance personnel to access the rotating assembly without disconnecting piping. This reduces service time, minimizes downtime, and simplifies routine maintenance procedures.

The four-position casing design also provides additional installation flexibility by allowing the discharge connection to be oriented to match system requirements.

Durable Construction

Engineered for long-term reliability, the GA6-2 Series features heavy-duty construction and high-quality materials throughout the pump assembly. The enclosed bronze impeller delivers efficient hydraulic performance, while the bronze shaft sleeve helps protect critical components from corrosion and wear.

Available material configurations include:

• Bronze-Fitted Cast Iron
• All Iron
• All Bronze

This range of material options allows the pump to be matched to application requirements and fluid conditions.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower systems
• Water transfer and distribution
• Pressure boosting systems
• Industrial process water
• Commercial building services
• Manufacturing facilities
• Irrigation systems
• OEM equipment packages
• General liquid transfer applications

Why Choose the Burks GA6-2 Series?

The Burks GA6-2 Series combines flow capacities up to 360 GPM, heads up to 230 feet, and horsepower options from 1/3 HP to 10 HP in a durable, maintenance-friendly design. With its 2-1/2-inch suction and 2-inch discharge connections, rugged construction, and proven Burks reliability, the GA6-2 Series provides an excellent solution for facilities seeking dependable performance, efficient operation, and long-term value.

Burks Series GA7-1-1/2 close coupled centrifugal pumps offer motor sizes from 1/3 to 10 HP, and are available in 1750 and 3500 RPM with capacities to 360 GPM and heads to 230 feet. These reliable pumps operate to maximum pumping temperatures of 225°F. Series GA models are rated for use on inlet pressures to 100 PSI, and case working pressures to 200 PSI, with suction from 1 ¼” to 2 ½” NPT, and discharge from 1” to 2” NPT. Pumps feature standard bronze fitted cast iron construction, and are also available in all bronze or all iron. Noryl® impellers are available on the GA5-1 and 1 ¼”, and the GA6-1-1/4 models. Each Burks GA pump is factory tested to meet Hydraulic Institute standards.

Burks GA7-1-1/2 Series Close-Coupled Centrifugal Pumps

Higher Capacity Performance for Demanding Water Transfer Applications

The Burks GA7-1-1/2 Series close-coupled centrifugal pumps are engineered for commercial, industrial, municipal, and OEM applications requiring increased flow rates, dependable pressure performance, and continuous-duty reliability. Built with Burks' proven end suction hydraulic design, these pumps provide efficient fluid handling for water circulation, pressure boosting, liquid transfer, cooling systems, and industrial process applications.

Combining a compact close-coupled configuration with robust construction and high-performance hydraulics, the GA7-1-1/2 Series offers an ideal balance of efficiency, serviceability, and long-term value. These pumps are designed to support larger system demands while maintaining a space-saving footprint.

Key Features

• Close-coupled end suction centrifugal pump design
• Compact installation footprint
• Four-position casing for flexible discharge orientation
• Back pull-out construction for simplified maintenance
• High-efficiency enclosed bronze impeller
• Mechanical shaft seal for dependable leak protection
• Bronze shaft sleeve helps resist wear and corrosion
• Factory tested for hydraulic performance and quality assurance
• Available in bronze-fitted, all-bronze, and all-iron construction
• Designed for continuous-duty commercial and industrial service

Performance and Connection Sizes

The GA7-1-1/2 Series is designed for higher-flow applications where reliable operation and system flexibility are essential.

Performance Highlights

• Capacities up to 280 GPM
• Heads up to 150 feet
• Horsepower ranges from 1 HP to 10 HP
• 2-1/2" suction connection
• 1-1/2" discharge connection
• Maximum liquid temperatures up to 225°F
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 3500 RPM configurations
• Single-phase and three-phase motor options available

The 2-1/2-inch suction connection promotes efficient fluid entry and helps reduce inlet losses, while the 1-1/2-inch discharge connection delivers the pressure and flow required for demanding commercial and industrial applications.

NPT Threaded Connections

The GA7-1-1/2 Series is commonly supplied with NPT threaded connections, providing a practical and economical solution for a wide variety of fluid-handling systems.

Benefits of NPT Connections

• Cost-effective installation
• Simplified piping modifications
• Compact system layout
• Easy pump replacement
• Ideal for OEM equipment and packaged systems
• Reduced installation and maintenance costs

Designed for Easy Maintenance

The GA7-1-1/2 Series features Burks' proven back pull-out design, allowing maintenance personnel to access the rotating assembly without disconnecting piping. This reduces downtime, simplifies repairs, and improves service efficiency.

The four-position casing design also provides installation flexibility, making it easier to accommodate varying piping configurations.

Durable Construction

Designed for long-term reliability, the GA7-1-1/2 Series utilizes quality materials throughout the pump assembly. The enclosed bronze impeller provides efficient hydraulic performance, while the bronze shaft sleeve protects critical shaft surfaces from wear and corrosion.

Available construction options include:

• Bronze-Fitted Cast Iron
• All Bronze
• All Iron

These material configurations allow the pump to be matched to specific application requirements and fluid characteristics.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Hot water recirculation
• Water transfer systems
• Pressure boosting applications
• Industrial process water
• Cooling tower systems
• Commercial building services
• Manufacturing facilities
• Irrigation systems
• OEM equipment packages

Why Choose the Burks GA7-1-1/2 Series?

The Burks GA7-1-1/2 Series delivers increased flow capacity, dependable hydraulic performance, and maintenance-friendly operation in a compact close-coupled design. With capacities up to 280 GPM, horsepower options up to 10 HP, and durable Burks construction, these pumps provide a reliable solution for commercial and industrial facilities seeking efficient fluid handling and long-term operational value.

Burks Series GA7-1-1/4 close coupled centrifugal pumps offer motor sizes from 1/3 to 10 HP, and are available in 1750 and 3500 RPM with capacities to 360 GPM and heads to 230 feet. These reliable pumps operate to maximum pumping temperatures of 225°F. Series GA models are rated for use on inlet pressures to 100 PSI, and case working pressures to 200 PSI, with suction from 1 ¼” to 2 ½” NPT, and discharge from 1” to 2” NPT. Pumps feature standard bronze fitted cast iron construction, and are also available in all bronze or all iron. Noryl® impellers are available on the GA5-1 and 1 ¼”, and the GA6-1-1/4 models. Each Burks GA pump is factory tested to meet Hydraulic Institute standards.

Burks GA7-1-1/4 Series Close-Coupled Centrifugal Pumps

Increased Capacity for Commercial and Industrial Fluid Handling

The Burks GA7-1-1/4 Series close-coupled centrifugal pumps are designed for applications requiring higher flow rates, dependable pressure performance, and reliable continuous-duty operation. Engineered with Burks' proven hydraulic technology, these pumps provide efficient fluid movement for water circulation, transfer, pressure boosting, cooling systems, and process applications.

Combining a compact close-coupled design with robust construction, the GA7-1-1/4 Series offers an excellent balance of performance, installation flexibility, and ease of maintenance. These pumps are ideal for facilities seeking greater hydraulic capacity while maintaining a relatively small equipment footprint.

Key Features

• Close-coupled end suction centrifugal pump design
• Compact footprint for efficient equipment room utilization
• Four-position casing for flexible discharge orientation
• Back pull-out construction simplifies maintenance procedures
• Enclosed bronze impeller for maximum hydraulic efficiency
• Mechanical shaft seal for dependable leak protection
• Bronze shaft sleeve helps prevent shaft wear and corrosion
• Factory tested for quality and performance assurance
• Available in bronze-fitted, all-bronze, and all-iron construction
• Designed for continuous-duty commercial and industrial service

Performance and Connection Sizes

The GA7-1-1/4 Series is built for applications that require greater flow and head capabilities while maintaining the simplicity of a close-coupled design.

Performance Highlights

• Capacities up to 200 GPM
• Heads up to 150 feet
• Horsepower ranges from 1 HP to 7.5 HP
• 2-1/2" suction connection
• 1-1/4" discharge connection
• Maximum liquid temperatures up to 225°F
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 3500 RPM configurations
• Single-phase and three-phase motor options available

The oversized 2-1/2-inch suction connection promotes smooth fluid entry and improved hydraulic efficiency, while the 1-1/4-inch discharge connection provides the pressure needed for demanding circulation and transfer applications.

NPT Threaded Connections

The GA7-1-1/4 Series is typically supplied with NPT threaded connections, providing a cost-effective and straightforward installation solution for commercial and industrial systems.

Benefits of NPT Connections

• Lower installation costs
• Compact piping arrangement
• Simplified system modifications
• Easier pump replacement
• Reduced maintenance complexity
• Ideal for OEM equipment and packaged systems

Designed for Easy Maintenance

Maintenance is simplified through Burks' proven back pull-out design, allowing service personnel to remove the rotating assembly without disconnecting piping. This helps reduce downtime and makes routine inspections, seal replacement, and repairs faster and more efficient.

The four-position casing also provides installation flexibility, making the pump easier to adapt to existing piping layouts.

Durable Construction

Built for long service life, the GA7-1-1/4 Series utilizes premium materials throughout the pump assembly. The enclosed bronze impeller delivers efficient hydraulic performance, while the bronze shaft sleeve protects critical shaft surfaces from wear and corrosion in demanding operating environments.

Available material configurations include:

• Bronze-Fitted Cast Iron
• All Bronze
• All Iron

These options allow users to match pump construction to the fluid being handled and the application's specific operating requirements.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Hot water recirculation
• Water transfer systems
• Pressure boosting applications
• Industrial process water
• Commercial building services
• Cooling equipment
• Manufacturing facilities
• OEM equipment packages
• General fluid handling operations

Why Choose the Burks GA7-1-1/4 Series?

The Burks GA7-1-1/4 Series delivers higher flow capacities and stronger hydraulic performance while maintaining the compact footprint and simplicity of a close-coupled centrifugal pump. With capacities up to 200 GPM, horsepower options up to 7.5 HP, durable construction, and proven Burks reliability, this series provides an efficient and dependable solution for a wide range of commercial and industrial pumping applications.

Burks GB Series In-Line pumps are efficient, close-coupled Centrifugal designed for long life service on heating and air conditioning systems, pressure boosting, liquid transfer and general industrial applications. Available in motor sizes from 1/3 to 2 HP, with capacities to 80 GPM and heads to 110 feet, these versatile pumps install in any position, horizontal, vertical or at any angle. They are available in Bronze Fitted, All Iron or All Bronze construction. Standard pumps are supplied with open drip-proof motors. Three phase, totally enclosed or explosion proof motors are available to meet a variety of applications. The easy to service back pullout design allows quick removal of pumping assembly without disturbing piping; this saves costly fittings, installation time, and floor space.

Burks GB-1-1/2F Series Vertical Inline Centrifugal Pumps

Space-Saving Design for HVAC, Booster, and Water Circulation Systems

The Burks GB-1-1/2F Series vertical inline centrifugal pumps are designed to provide reliable performance in heating and cooling systems, pressure boosting applications, liquid transfer operations, and general industrial service. Featuring a compact inline design and close-coupled construction, these pumps help reduce piping complexity while minimizing mechanical room footprint.

Engineered for continuous-duty operation, the GB-1-1/2F Series offers efficient hydraulic performance, installation flexibility, and simplified maintenance, making it an excellent choice for commercial buildings, OEM systems, institutional facilities, and industrial applications.

Key Features

• Vertical inline centrifugal pump design
• Compact close-coupled construction
• Flanged suction and discharge connections
• Can be installed horizontally, vertically, or at an angle
• Back pull-out design simplifies maintenance
• Enclosed bronze impeller for efficient hydraulic performance
• Self-adjusting mechanical shaft seal
• Stainless steel motor shaft for corrosion resistance
• Replaceable casing wear ring helps extend pump life
• Factory tested for quality and performance
• Available in bronze-fitted, all-bronze, and all-iron construction

Performance and Connection Sizes

The GB-1-1/2F Series is ideal for low- to medium-flow applications requiring dependable circulation and pressure performance.

Performance Highlights

• Capacities up to 80 GPM
• Heads up to 110 feet
• Horsepower ranges from 1/3 HP to 2 HP
• 1-1/2" flanged suction connection
• 1-1/2" flanged discharge connection
• Maximum liquid temperatures up to 225°F
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 3500 RPM configurations
• Single-phase and three-phase motor options available

The matched 1-1/2-inch flanged inlet and outlet connections simplify piping layouts while providing reliable flow performance for recirculation, boosting, and transfer applications.

Advantages of Flanged Connections

Unlike threaded piping systems, flanged connections provide a more robust installation for HVAC and commercial pumping applications.

Benefits of Flanged Connections

• Easier pump alignment during installation
• Improved support for connected piping systems
• Faster maintenance and equipment replacement
• Reduced stress on pump connections
• Enhanced reliability in continuous-duty applications
• Ideal for commercial mechanical rooms and institutional facilities

Designed for Easy Maintenance

The GB-1-1/2F Series incorporates Burks' proven back pull-out design, allowing maintenance personnel to remove the pumping assembly without disconnecting piping. This reduces maintenance time, lowers labor costs, and minimizes system downtime.

The inline design also helps save valuable floor space compared to traditional end suction pump arrangements.

Durable Construction

Built for long-term reliability, the GB-1-1/2F Series utilizes precision-machined components and quality materials throughout the pump assembly. The enclosed bronze impeller provides smooth, efficient operation, while the stainless steel shaft and mechanical seal system help ensure dependable service life.

Available material configurations include:

• Bronze-Fitted Cast Iron
• All Bronze
• All Iron

Typical Applications

• HVAC heating systems
• Chilled water circulation
• Hot water recirculation
• Pressure boosting systems
• Commercial building services
• Schools and universities
• Hospitals and healthcare facilities
• OEM equipment packages
• Industrial process water
• General liquid transfer applications

Why Choose the Burks GB-1-1/2F Series?

The Burks GB-1-1/2F Series combines the space-saving benefits of a vertical inline pump with proven Burks reliability and easy maintenance. With capacities up to 80 GPM, heads up to 110 feet, horsepower options from 1/3 to 2 HP, and durable 1-1/2" flanged connections, this series provides an efficient and dependable solution for HVAC, circulation, and commercial water-handling applications.

Burks Series GNA5-1-1/4 Base Mounted Centrifugal Pumps are available in 1750 RPM, with capacities to 1100 GPM, heads to 95 feet; and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. The base mounted pump models are rated for use on inlet pressure to 100 PSI and in case working pressures to 200 PSI, with suction sizes from 1 ½” to 5”, and discharge sizes from 1 ¼” to 4”.

Burks GNA5-1-1/4 Series Frame-Mounted Centrifugal Pumps

Heavy-Duty Performance with Simplified Maintenance

The Burks GNA5-1-1/4 Series frame-mounted centrifugal pumps are designed for commercial, industrial, and municipal applications requiring dependable performance, easy serviceability, and long operating life. Featuring a rugged frame-mounted design and proven Burks hydraulic engineering, this series delivers reliable flow for water circulation, pressure boosting, liquid transfer, cooling systems, and process water applications.

Engineered for continuous-duty service, the GNA5-1-1/4 Series combines efficient hydraulic performance with robust construction, making it an ideal solution for facilities that demand long-term reliability and minimal downtime.

Key Features

• Frame-mounted end suction centrifugal pump design
• Heavy-duty power frame for extended bearing life
• Back pull-out construction allows servicing without disturbing piping
• Radial split casing provides strength and simplified maintenance
• Enclosed bronze impeller for high hydraulic efficiency
• Self-adjusting mechanical shaft seal for dependable sealing performance
• Replaceable casing wear ring helps extend pump life
• Stainless steel shaft for corrosion resistance and durability
• Centerline discharge helps reduce piping strain
• Factory tested for dependable performance and quality assurance
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance and Connection Sizes

The GNA5-1-1/4 Series is designed for medium-capacity pumping applications where reliability and serviceability are essential.

Performance Highlights

• Capacities up to 110 GPM
• Heads up to 95 feet at 1750 RPM
• Heads up to 380 feet at 3500 RPM
• Horsepower ranges from 1 HP to 10 HP
• 1-1/2" suction connection
• 1-1/4" discharge connection
• Maximum liquid temperatures up to 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 1750 RPM and 3500 RPM configurations
• Designed for continuous-duty operation

The 1-1/2-inch suction connection provides efficient flow into the pump, while the 1-1/4-inch discharge connection delivers strong pressure performance for commercial and industrial systems.

NPT Threaded and Flanged Connection Options

The GNA5-1-1/4 Series is available with connection configurations to accommodate a variety of piping systems and installation requirements.

NPT Threaded Connections

NPT-threaded models offer a practical and cost-effective solution for facilities seeking simple installation and maintenance.

Benefits of NPT Connections

• Lower installation costs
• Simplified piping modifications
• Compact footprint
• Easy pump replacement
• Ideal for commercial and OEM applications
• Reduced installation complexity

Flanged Connections

Flanged configurations are preferred in larger piping systems where secure connections and ease of maintenance are priorities.

Benefits of Flanged Connections

• Improved piping support and alignment
• Easier pump removal during maintenance
• Enhanced reliability in demanding applications
• Ideal for industrial and institutional installations
• Simplifies long-term servicing

Built for Easy Maintenance

One of the key advantages of the GNA5-1-1/4 Series is its frame-mounted back pull-out design. This allows maintenance personnel to remove the rotating assembly without disconnecting piping or disturbing the pump casing, reducing downtime and labor costs.

The heavy-duty bearing frame provides additional support for demanding operating conditions, while the replaceable wear ring helps maintain hydraulic efficiency over time.

Optional High-Temperature Service

For applications involving hot water, hot oil, and heat transfer fluids, selected GNA5-1-1/4 models are available with a Jacketed Seal Cavity option. This specialized design helps protect the mechanical seal in elevated-temperature applications and can significantly extend seal life.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower operation
• Boiler feed and hot water circulation
• Industrial process water systems
• Water transfer and distribution
• Pressure boosting systems
• Manufacturing facilities
• Municipal water applications
• Commercial building services

Why Choose the Burks GNA5-1-1/4 Series?

The Burks GNA5-1-1/4 Series combines the durability of a frame-mounted design with the efficiency and performance expected from Burks centrifugal pumps. With flow rates up to 110 GPM, horsepower options up to 10 HP, and a maintenance-friendly back pull-out construction, this series delivers reliable operation, simplified servicing, and long-term value for demanding commercial and industrial pumping applications.

Burks Series GNA6-1-1/2 Base Mounted Centrifugal Pumps are available in 1750 RPM, with capacities to 1100 GPM, heads to 95 feet; and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. The base mounted pump models are rated for use on inlet pressure to 100 PSI and in case working pressures to 200 PSI, with suction sizes from 1 ½” to 5”, and discharge sizes from 1 ¼” to 4”.

Burks GNA6-1-1/2 Series Centrifugal Pumps

Reliable Performance for Demanding Industrial Applications

The Burks GNA6-1-1/2 Series is a rugged line of base-mounted end suction centrifugal pumps engineered for dependable fluid handling in commercial, municipal, and industrial systems. Built with Burks' proven radial-split casing design and heavy-duty construction, these pumps deliver reliable performance, simplified maintenance, and long service life in demanding environments.

Designed for versatility, the GNA6-1-1/2 Series offers capacities up to 1,100 GPM and heads up to 380 feet, making it an excellent choice for water circulation, pressure boosting, process water transfer, HVAC systems, cooling towers, industrial wash systems, and other general-purpose pumping applications.

Key Features

• Heavy-duty radial split casing for strength and durability
• Back pull-out design allows maintenance without disconnecting piping
• Enclosed bronze impeller for efficient, smooth, vibration-free operation
• Self-adjusting mechanical seal for dependable performance and reduced maintenance
• 316 stainless steel shaft for enhanced corrosion resistance
• Replaceable casing wear ring helps extend pump life and reduce repair costs
• Grease-lubricated ball bearings provide long-term operational reliability
• Factory tested for dependable hydraulic performance and quality assurance

Performance Highlights

• Capacities up to 1,100 GPM
• Heads up to 380 feet
• Working pressures up to 200 PSI
• Inlet pressures up to 100 PSI
• Suction sizes from 1-1/2" to 5"
• Discharge sizes from 1-1/4" to 4"
• Optional jacketed seal cavity configurations available for elevated-temperature fluid applications

Typical Applications

• HVAC heating and cooling systems
• Commercial building water circulation
• Industrial process water systems
• Cooling tower circulation
• Water transfer and booster systems
• Irrigation and utility services
• Manufacturing and production facilities
• General industrial fluid handling

Why Choose the Burks GNA6-1-1/2 Series?

The Burks GNA6-1-1/2 Series combines durable construction, efficient hydraulic performance, and maintenance-friendly design to provide a reliable pumping solution for a wide variety of commercial and industrial applications. With multiple material configurations, high-pressure capabilities, and proven Burks engineering, these pumps are built to deliver dependable performance and long-term value.

Burks Series GNA6-1-1/4 Base Mounted Centrifugal Pumps are available in 1750 RPM, with capacities to 1100 GPM, heads to 95 feet; and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. The base mounted pump models are rated for use on inlet pressure to 100 PSI and in case working pressures to 200 PSI, with suction sizes from 1 ½” to 5”, and discharge sizes from 1 ¼” to 4”.

Burks GNA6-1-1/4 Series Frame-Mounted Centrifugal Pumps

Rugged Frame-Mounted Design for Reliable Fluid Handling

The Burks GNA6-1-1/4 Series frame-mounted centrifugal pumps are engineered to provide dependable performance in commercial, industrial, municipal, and process water applications. Combining a heavy-duty power frame with Burks' proven hydraulic design, this series delivers reliable operation, simplified maintenance, and long service life in demanding environments.

Designed for continuous-duty service, the GNA6-1-1/4 Series is an excellent choice for water circulation, pressure boosting, liquid transfer, cooling systems, and industrial process applications. Its frame-mounted construction provides enhanced durability and serviceability for facilities seeking long-term operational reliability.

Key Features

• Frame-mounted end suction centrifugal pump design
• Heavy-duty bearing frame for extended equipment life
• Back pull-out construction allows maintenance without disturbing piping
• Radial split casing provides strength and serviceability
• Enclosed bronze impeller for efficient hydraulic performance
• Self-adjusting mechanical shaft seal for dependable sealing
• Replaceable casing wear ring helps reduce maintenance costs
• Stainless steel shaft for corrosion resistance and durability
• Centerline discharge reduces piping stress
• Factory tested for performance and reliability
• Available in bronze-fitted, all-bronze, and all-iron construction options

Performance and Connection Sizes

The GNA6-1-1/4 Series is designed to deliver dependable performance across a wide range of commercial and industrial pumping applications.

Performance Highlights

• Capacities up to 200 GPM
• Heads up to 95 feet at 1750 RPM
• Heads up to 380 feet at 3500 RPM
• Horsepower ranges from 1 HP to 15 HP
• 2" suction connection
• 1-1/4" discharge connection
• Maximum liquid temperatures up to 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 1750 RPM and 3500 RPM configurations
• Designed for continuous-duty operation

The 2-inch suction connection helps maximize inlet efficiency and reduce turbulence, while the 1-1/4-inch discharge connection delivers dependable pressure performance for circulation, transfer, and booster applications.

NPT Threaded and Flanged Connection Options

The GNA6-1-1/4 Series is available in configurations that accommodate a variety of piping systems and installation requirements.

NPT Threaded Connections

Threaded models provide an economical and compact solution for commercial facilities, OEM equipment, and general industrial applications.

Benefits of NPT Connections

• Lower installation costs
• Compact piping layout
• Simplified maintenance and replacement
• Easy integration into existing systems
• Ideal for packaged equipment and commercial applications
• Reduced installation complexity

Flanged Connections

Flanged models are ideal for larger systems that demand secure pipe alignment, greater support, and easier maintenance access.

Benefits of Flanged Connections

• Improved piping support and alignment
• Easier pump removal during maintenance
• Enhanced reliability in larger systems
• Ideal for industrial, municipal, and institutional facilities
• Simplifies long-term service and equipment replacement

Built for Easy Maintenance

The GNA6-1-1/4 Series incorporates Burks' proven back pull-out design, allowing maintenance personnel to remove the rotating assembly without disconnecting piping. This significantly reduces downtime and labor costs while simplifying routine service procedures.

The replaceable casing wear ring protects critical hydraulic surfaces from wear, helping maintain pump efficiency and extend equipment life.

Optional High-Temperature Service

For applications involving hot water, heat transfer fluids, and thermal oils, select GNA6-1-1/4 models are available with a Jacketed Seal Cavity design. This feature helps protect the mechanical seal in elevated-temperature applications and can significantly extend seal life under demanding conditions.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower systems
• Water transfer and distribution
• Industrial process water systems
• Pressure boosting applications
• Manufacturing facilities
• Commercial building services
• Municipal water systems
• Irrigation applications
• General industrial fluid handling

Why Choose the Burks GNA6-1-1/4 Series?

The Burks GNA6-1-1/4 Series combines the durability of a frame-mounted design with the hydraulic efficiency and reliability that Burks pumps are known for. With capacities up to 200 GPM, horsepower options up to 15 HP, and a maintenance-friendly back pull-out construction, this series provides an ideal solution for facilities seeking dependable performance, reduced downtime, and long-term value.

Burks Series GNB Base Mounted Centrifugal Pumps are available in 1750 RPM, with capacities to 1100 GPM, heads to 95 feet; and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. The base mounted pump models are rated for use on inlet pressure to 100 PSI and in case working pressures to 200 PSI, with suction sizes from 1 ½” to 5”, and discharge sizes from 1 ¼” to 4”.

Burks GNB Series Centrifugal Pumps

Heavy-Duty Frame-Mounted Pumps Built for Reliable Industrial Service

The Burks GNB Series from Crane Pumps & Systems is a proven line of frame-mounted end suction centrifugal pumps designed for demanding commercial and industrial applications. Engineered for continuous-duty operation, the GNB Series combines rugged construction, efficient hydraulic performance, and maintenance-friendly features to deliver dependable service in circulation, transfer, and booster pumping systems.

Available in a wide range of configurations, the GNB Series handles flows up to 1,100 GPM and heads up to 380 feet, making it an ideal choice for industrial process systems, HVAC circulation, cooling water applications, water treatment facilities, and general liquid transfer operations.

Key Features

• Robust frame-mounted design for long service life
• Heavy-duty radial split casing for maximum strength and durability
• Back pull-out construction allows servicing without disturbing piping
• Enclosed bronze impeller engineered for high efficiency and smooth operation
• Self-adjusting mechanical shaft seal for reliable leak protection
• Replaceable casing wear ring helps reduce maintenance costs
• Grease-lubricated ball bearings provide extended operating life
• Centerline discharge design minimizes piping strain
• Factory tested to ensure dependable hydraulic performance

Performance Capabilities

• Flows up to 1,100 GPM
• Heads up to 380 feet
• Available in 1750 and 3450 RPM configurations
• Working pressures up to 200 PSI
• Discharge sizes from 1.5" to 3"
• Horsepower ranges from 1 to 75 HP
• Designed for continuous-duty industrial operation

Advanced High-Temperature Option

Many GNB Series models are available with Burks' MJ Jacketed Seal design for handling hot water, heat transfer fluids, and elevated-temperature applications. This unique jacketed seal cavity helps extend seal life and improve reliability in systems operating at temperatures up to 500°F.

Typical Applications

• HVAC heating and cooling systems
• Industrial process water circulation
• Cooling tower systems
• Water treatment facilities
• Pressure boosting systems
• Manufacturing and processing plants
• Liquid transfer applications
• Wastewater and plating operations
• General-purpose industrial pumping

Why Choose the Burks GNB Series?

The Burks GNB Series delivers the durability, efficiency, and serviceability required in today's industrial environments. With a rugged frame-mounted design, high-performance hydraulics, and easy maintenance access, these pumps provide a dependable solution for facilities seeking long-term reliability and reduced lifecycle costs. Whether used for circulation, transfer, or booster service, the GNB Series continues the Burks tradition of engineered performance and proven value.

Burks Series GNC Base Mounted Centrifugal Pumps are available in 1750 RPM, with capacities to 1100 GPM, heads to 95 feet; and in 3500 RPM with capacities to 950 GPM, heads to 380 feet. The base mounted pump models are rated for use on inlet pressure to 100 PSI and in case working pressures to 200 PSI, with suction sizes from 1 ½” to 5”, and discharge sizes from 1 ¼” to 4”.

Burks GNC Series Frame-Mounted Centrifugal Pumps

Heavy-Duty Industrial Pumps Built for Maximum Reliability

The Burks GNC Series frame-mounted centrifugal pumps are engineered for demanding commercial, industrial, municipal, and process applications where dependable operation and long service life are essential. Featuring a rugged bearing frame, flexible motor coupling, and robust hydraulic design, the GNC Series delivers exceptional performance for water circulation, liquid transfer, pressure boosting, cooling systems, and industrial process duties.

Designed for continuous-duty operation, GNC pumps provide the durability and serviceability needed for facilities that cannot afford unexpected downtime. Their frame-mounted construction allows the motor and pump to be serviced independently, making the GNC Series an excellent choice for long-term lifecycle value.

Key Features

• Heavy-duty frame-mounted end suction centrifugal pump design
• Available in multiple hydraulic sizes and configurations
• Rugged radial split casing construction
• Back pull-out design allows maintenance without disconnecting piping
• Centerline discharge minimizes piping strain
• High-efficiency enclosed bronze impeller
• Replaceable casing wear ring protects hydraulic components
• Renewable bronze shaft sleeve helps resist wear and corrosion
• Heavy-duty grease-lubricated bearings for long service life
• Mechanical shaft seal with carbon and ceramic sealing faces
• Factory tested for performance and reliability
• Available in bronze-fitted, all-bronze, all-iron, and specialty material configurations

Performance Capabilities

The GNC Series is designed to serve a broad range of commercial and industrial pumping requirements with multiple hydraulic sizes and motor configurations available.

Performance Highlights

• Capacities up to 1,100 GPM
• Heads up to 380 feet
• Horsepower ranges from 1 HP to 75 HP
• Available with suction connections from 2-1/2" through 5"
• Available with discharge connections from 2" through 4"
• Maximum liquid temperatures up to 225°F with standard seals
• Inlet pressures up to 100 PSI
• Casing working pressures up to 200 PSI
• Available in 1750 RPM and 3450 RPM configurations
• Designed for continuous-duty operation

The broad hydraulic range allows the GNC Series to support everything from building circulation systems to large industrial fluid transfer applications.

Available Connection Configurations

Depending on the model, the GNC Series is available with either NPT threaded or flanged connections to accommodate varying system requirements.

NPT Threaded Connections

Threaded models are commonly specified for commercial facilities, mechanical rooms, booster applications, and equipment skid packages.

Benefits of NPT Connections

• Economical installation
• Compact system footprint
• Simplified piping modifications
• Easy pump replacement
• Ideal for OEM and packaged systems
• Reduced installation costs

Flanged Connections

Larger GNC models are available with flanged suction and discharge connections for high-flow systems and industrial installations.

Benefits of Flanged Connections

• Superior piping support
• Improved alignment in large systems
• Easier maintenance and pump removal
• Ideal for high-capacity applications
• Enhanced reliability in continuous-duty service
• Preferred for industrial, municipal, and institutional projects

Designed for Easy Maintenance

The GNC Series incorporates Burks' proven back pull-out design, allowing the rotating assembly to be removed without disturbing system piping. This significantly reduces maintenance time and minimizes operational downtime.

Wide-spaced bearings provide excellent shaft support, while replaceable wear components help maintain efficiency and simplify long-term maintenance planning.

Optional High-Temperature Service

Many GNC Series models are available with Burks' MJ Jacketed Seal option for hot water, heat transfer fluid, and thermal oil applications. This specialized design helps extend seal life while supporting fluid temperatures up to 500°F in appropriate configurations.

Typical Applications

• HVAC heating and cooling systems
• Chilled water circulation
• Cooling tower systems
• Industrial process water
• Water transfer and distribution
• Pressure boosting systems
• Manufacturing facilities
• Municipal water systems
• Irrigation and utility services
• Institutional and campus infrastructure
• General industrial fluid handling

Why Choose the Burks GNC Series?

The Burks GNC Series combines frame-mounted durability, simplified maintenance, and proven hydraulic efficiency to deliver dependable performance in demanding pumping systems. With flow capacities up to 1,100 GPM, horsepower ratings up to 75 HP, and a wide range of threaded and flanged connection options, the GNC Series provides a flexible, long-lasting solution for commercial and industrial fluid-handling applications. Whether serving an HVAC system, municipal water network, or industrial process operation, the GNC Series is built to provide reliable performance year after year.

Burks Series GV Flange Mount Centrifugal Pumps feature an efficient hydraulic design ideal for applications requiring a pump with a flanged inlet for mounting direct to tank or other vessel. The pump may be installed vertically or horizontally. The flanged and gasketed inlet adapts to any flat mounting surface. Seven standard models of Series GV pumps are available in motor sizes from 1/3 to 3 HP, with capacities to 80 GPM and heads to 130 feet. Back pullout design allows easy servicing without disturbing piping. Pump models are available in standard bronze fitted or all iron construction.

Burks GV / GV6 Series Vertical Inline Centrifugal Pumps

Efficient Vertical Inline Performance for HVAC and Water Circulation Systems

The Burks GV or GV6 Series vertical inline centrifugal pumps are designed to provide reliable fluid movement in commercial, institutional, industrial, and municipal applications. Featuring a space-saving inline design, these pumps are ideal for heating and cooling systems, chilled water circulation, pressure boosting, hot water recirculation, and general water transfer applications.

By mounting directly within the piping system, the GV6 Series minimizes floor space requirements while delivering dependable hydraulic performance and simplified installation. Engineered for continuous-duty service, these pumps offer a practical solution for facilities seeking efficiency, reliability, and reduced maintenance requirements.

Key Features

• Vertical inline centrifugal pump design
• Compact footprint conserves valuable mechanical room space
• Inline piping configuration simplifies installation
• Heavy-duty construction for long service life
• High-efficiency enclosed bronze impeller
• Mechanical shaft seal for dependable leak protection
• Replaceable wear components help extend equipment life
• Factory tested for hydraulic performance and reliability
• Available in multiple material configurations
• Continuous-duty motor design
• Suitable for both new construction and retrofit projects

Performance and Connection Sizes

The GV6 Series is designed to provide dependable flow and pressure performance across a broad range of HVAC and commercial water systems.

Performance Highlights

• Capacities up to 350 GPM
• Heads up to 140 feet
• Horsepower ranges from 1 HP to 15 HP
• Available with 2" to 3" suction connections
• Available with 1-1/2" to 2-1/2" discharge connections
• Maximum liquid temperatures up to 225°F
• Working pressures up to 200 PSI
• Available in 1750 RPM and 3500 RPM configurations
• Designed for continuous-duty operation

Flanged Connection Advantages

The GV6 Series is commonly offered with flanged connections to provide secure installation and simplified maintenance in commercial and industrial piping systems.

Benefits of Flanged Connections

• Improved piping alignment
• Easier pump installation and removal
• Enhanced support for larger piping systems
• Reduced stress on pump nozzles
• Simplified future maintenance and replacement
• Ideal for HVAC, municipal, and industrial applications

Designed for Easy Maintenance

The vertical inline configuration helps simplify system layouts while reducing floor space requirements. Maintenance access has been incorporated into the design to minimize downtime and simplify routine service operations.

Durable bearing arrangements, quality sealing components, and replaceable wear parts help reduce lifecycle costs and extend equipment life.

Durable Construction

Built to withstand demanding operating conditions, the GV6 Series utilizes heavy-duty materials throughout the pump assembly. The enclosed bronze impeller is designed for efficient, vibration-free operation, while robust sealing and shaft protection components help ensure long-term reliability.

Available construction options may include:

• Bronze-Fitted Cast Iron
• All Bronze
• All Iron
• Specialty material configurations for specific applications

Typical Applications

• HVAC heating systems
• Chilled water circulation
• Hot water recirculation
• Cooling tower systems
• Boiler water circulation
• Commercial building services
• Hospitals and healthcare facilities
• Schools and universities
• Municipal facilities
• Industrial process water systems
• Pressure boosting applications

Why Choose the Burks GV Series?

The Burks GV6 Series combines the space-saving advantages of a vertical inline pump with dependable hydraulic performance and long-term reliability. With capacities up to 350 GPM, horsepower options up to 15 HP, and flexible connection configurations, these pumps provide an efficient solution for HVAC, water circulation, and commercial fluid-handling applications where performance, reliability, and ease of installation are essential.

Burks Parts Available On All Series

We carry all burks pump parts manufactured by Crane for all series. Looking for burks mechanical seals llike a 09926? We have it in stock ready to ship. No matter if you are looking for Viton or Buna shaft seal, you'll find then here by doing a quick search.

Burks Pump Parts Series

• CS, CT, CR, EC, ED, ES, ET, G5 1 1/4, G6 1 1/2, G6 1 1/4, G6, G7, G9, GA4, GA5,GA6, GA7, GB, GNA, GNB, GNC, GV, W5, WA6 & WT3

Looking for Impellers, Pump Motors, Gaskets, Washers, Ball Bearings, Slingers, Screws, Glands and even nuts? Every pump has parts and we can ship them fast. Every series has pump repair part breakdown exploded views. This will allow you to see every component for each pump series. This will help identify the correct part for the exact pump model.

Curretnly stocking plenty of Raceways, O-Rings including Buna-N, Viton, EPT and Teflon materials.Although burks mechanical seals are most common, there are also packing gland part numbers available.

If Burks Pump Motors are what you are after, you came to the right place. Give us a call with your Burks Pump Model and we will help you get your replacement motor. We can ship ODP (Open Drip Proof) options as well as TEFC (Totally Enclosed Fan Cooled) part numbers. This includes 1725 ROM and 3450 RPM Burks Motors not to mention other specs including 1900 RPM and others.

We understand that sometimes a burks pump part won't do and you need a complete repair kit. Don't worry. Checkout our complete offering or Burks Repair Kits and Wet End Kits on PumpCatalog.com today.

Burks Repair Kits are available for many pump series. The most common repair kits are for the CT Turbine Pump Series, Standard Buna-N Part Numbers, CT5M: 20158-5, CT6M: 20158-6, CT7M: 20158-7 & CT8M: 20158-8. These kits include an impeller, raceway, shaft seal, o-ring gasket, impeller locknut and instructions. There are also repair kits for Burks pump models that have high temp seals as well as Viton and EPT material. Burks repair parts are essential to keeping your turbine or boiler feed pumps running at optimal performance. Just one example why these kits are needed is the impeller. The impeller, and the raceway as a matter of fact, must be ordered as a repair kit, not available individually.

Burks WT5 & WPT5 Pumps are Compact, Close-Coupled Design Rugged Bronze-Fitted Cast Iron Construction, Leakproof Mechanical Shaft Seal, Non-Clogging, Bronze Semi-Open Impeller, Stainless Steel Shaft, Back Pull-Out Design For Easy Servicing, U.L. Approved, Explosion Proof Motors Available With or Without Built-In Basket Type Strainer, Self-Priming, Once Case is Filled With Fluid, Diaphragms, Flappers or Check Valves Are Not Required In Pump Suction Piping, But Are Recommended.

Burks WT5, WPT5 & WST5 Series Self-Priming Centrifugal Pumps

Rugged Self-Priming Pumps for Water Transfer, Dewatering, and Industrial Service

The Burks WT5, WPT5, and WST5 Series self-priming centrifugal pumps are designed for demanding commercial, industrial, agricultural, and municipal applications where reliable suction lift performance and continuous-duty operation are essential. Built with heavy-duty construction and proven Burks engineering, these pumps provide dependable fluid handling for water transfer, dewatering, irrigation, washdown systems, and process applications.

Designed to automatically prime after the initial casing fill, these pumps eliminate the challenges associated with flooded suction requirements and provide dependable operation in installations where the pump is located above the liquid source.

Key Features

• Self-priming centrifugal pump design
• Rugged cast iron construction for long service life
• Bronze semi-open impeller for efficient performance
• Mechanical shaft seal for dependable leak protection
• Stainless steel shaft for corrosion resistance
• Back pull-out design simplifies maintenance
• Continuous-duty motor construction
• Factory tested for quality and hydraulic performance
• Available with optional integral basket strainer configurations
• Designed for commercial, industrial, agricultural, and utility applications

Performance and Connection Sizes

The WT5, WPT5, and WST5 Series are engineered for higher flow requirements than the WT3 models, making them well suited for demanding transfer and circulation applications.

Performance Highlights

• Capacities up to 140 GPM
• Heads up to 144 feet
• Horsepower ranges from 1/2 HP to 3 HP
• 2" NPT suction connection
• 2" NPT discharge connection
• Maximum liquid temperatures up to 225°F
• Maximum inlet pressure up to 100 PSI
• Maximum casing working pressure up to 165 PSI
• Available in 3500 RPM configurations
• Single-phase and three-phase motor options available

The 2-inch suction and discharge connections provide increased flow capacity while maintaining installation flexibility for a variety of piping systems.

Self-Priming Advantages

The WT5, WPT5, and WST5 Series are designed to efficiently handle suction lift applications without the need for repeated manual priming.

Benefits of Self-Priming Operation

• Reliable startup and restart capability
• Reduced operator intervention
• Simplified system design
• Excellent for suction lift installations
• Ideal for intermittent-duty applications
• Reduced maintenance requirements
• Suitable for remote and unattended pumping systems

WT5 Series

The WT5 Series is engineered for general-purpose self-priming water transfer applications. Its rugged construction and efficient hydraulic design make it ideal for irrigation systems, utility pumping, and commercial water transfer duties.

WPT5 Series

The WPT5 Series incorporates an optional built-in basket strainer, providing additional pump protection in applications where debris may be present. This makes the series particularly effective for dewatering, sump service, washdown operations, and transfer applications involving dirty water.

WST5 Series

The WST5 Series is designed for applications requiring dependable solids-handling and self-priming performance. Its robust construction and practical design make it suitable for tougher service conditions where reliability and continuous operation are critical.

Designed for Easy Maintenance

All three series feature a maintenance-friendly back pull-out design that allows service personnel to access internal pump components with minimal disruption to the piping system. This reduces downtime and simplifies routine inspections, seal replacement, and service procedures.

The stainless steel shaft, durable seal assembly, and rugged motor construction further contribute to long service life and dependable operation.

Typical Applications

• Water transfer systems
• Irrigation and agricultural pumping
• Dewatering operations
• Construction site drainage
• Sump service
• Tank filling and transfer
• Washdown systems
• Utility water systems
• Industrial process water
• Commercial building services
• General liquid handling applications

Why Choose the Burks WT5, WPT5 & WST5 Series?

The Burks WT5, WPT5, and WST5 Series combine self-priming convenience, rugged construction, and dependable hydraulic performance in a versatile pumping package. With capacities up to 140 GPM, horsepower options from 1/2 to 3 HP, and durable 2" × 2" connections, these pumps provide an ideal solution for water transfer, dewatering, irrigation, and industrial fluid-handling applications. Designed for reliability and easy maintenance, they deliver the performance and value expected from Burks pumps.

Burks WT5X & WPT5X Pumps are Compact, Close-Coupled Design Rugged Bronze-Fitted Cast Iron Construction, Leakproof Mechanical Shaft Seal, Non-Clogging, Bronze Semi-Open Impeller, Stainless Steel Shaft, Back Pull-Out Design For Easy Servicing, U.L. Approved, Explosion Proof Motors Available With or Without Built-In Basket Type Strainer, Self-Priming, Once Case is Filled With Fluid, Diaphragms, Flappers or Check Valves Are Not Required In Pump Suction Piping But Are Recommended.

Burks WT5X, WPT5X & WST5X Series Self-Priming Centrifugal Pumps

Heavy-Duty Self-Priming Pumps for Demanding Fluid Handling Applications

The Burks WT5X, WPT5X, and WST5X Series self-priming centrifugal pumps are engineered for commercial, industrial, agricultural, and municipal applications requiring dependable self-priming performance, higher flow capabilities, and rugged long-term reliability. Designed to handle challenging pumping conditions, these pumps provide efficient liquid transfer for dewatering, irrigation, tank transfer, washdown systems, and industrial process applications.

Built with heavy-duty materials and proven Burks engineering, the WT5X, WPT5X, and WST5X Series deliver continuous-duty performance while simplifying operation through reliable self-priming capability.

Key Features

• Self-priming centrifugal pump design
• Heavy-duty cast iron construction
• High-efficiency bronze semi-open impeller
• Mechanical shaft seal for dependable leak protection
• Stainless steel shaft for corrosion resistance and durability
• Back pull-out design simplifies servicing and maintenance
• Continuous-duty motor construction
• Factory tested for hydraulic performance and reliability
• Available with optional integral basket strainer configurations
• Designed for demanding commercial and industrial pumping applications

Performance and Connection Sizes

The WT5X, WPT5X, and WST5X Series are designed for higher-capacity transfer applications where reliable suction lift performance and strong hydraulic output are essential.

Performance Highlights

• Capacities up to 140 GPM
• Heads up to 140 feet
• Horsepower ranges from 1/2 HP to 3 HP
• 2" NPT suction connection
• 2" NPT discharge connection
• Maximum liquid temperatures up to 225°F
• Maximum inlet pressures up to 100 PSI
• Maximum casing working pressures up to 165 PSI
• Available in 3500 RPM configurations
• Single-phase and three-phase motor options available

The 2-inch suction and discharge connections provide excellent flow capacity while maintaining installation flexibility for commercial and industrial piping systems.

Self-Priming Advantages

The WT5X, WPT5X, and WST5X Series automatically prime after the initial casing fill, making them ideal for suction lift installations and applications where the pump is mounted above the liquid source.

Benefits of Self-Priming Operation

• Eliminates routine manual priming
• Reliable startup and restart performance
• Ideal for suction lift applications
• Simplifies system design
• Reduces maintenance requirements
• Supports intermittent and continuous-duty operation
• Improves overall system reliability

WT5X Series

The WT5X Series is designed for general-purpose self-priming water transfer applications that require increased durability and performance. Ideal for irrigation, utility service, and industrial liquid transfer, these pumps provide dependable operation in demanding environments.

WPT5X Series

The WPT5X Series offers the added benefit of an optional built-in basket strainer, helping protect the pump from debris commonly encountered in dewatering, sump service, washdown, and transfer applications. This added protection helps reduce maintenance and extend pump life.

WST5X Series

The WST5X Series is designed for more demanding fluid handling applications where rugged construction and dependable self-priming performance are critical. These pumps are well suited for industrial operations, construction sites, and agricultural service applications where reliability is essential.

Designed for Easy Maintenance

The maintenance-friendly back pull-out design allows internal pump components to be serviced without extensive piping disassembly. This reduces downtime, simplifies inspections, and lowers overall maintenance costs.

Durable bearings, corrosion-resistant shaft materials, and robust seal construction help maximize service life and reduce operational interruptions.

Typical Applications

• Water transfer systems
• Irrigation and agricultural pumping
• Dewatering operations
• Construction site drainage
• Sump service
• Tank filling and transfer
• Washdown systems
• Industrial process water
• Utility water systems
• Commercial facilities
• General fluid handling applications

Why Choose the Burks WT5X, WPT5X & WST5X Series?

The Burks WT5X, WPT5X, and WST5X Series combine rugged construction, dependable self-priming performance, and easy maintenance in a versatile pumping package. With capacities up to 140 GPM, horsepower options from 1/2 to 3 HP, and durable 2" × 2" connections, these pumps provide an ideal solution for demanding transfer, dewatering, irrigation, and industrial fluid-handling applications. Built for long-term reliability and continuous-duty service, they deliver the durable performance professionals expect from Burks pumps.

Burks WA6 Series Fast Priming pumps stays primed. Flapper and check valves on suction pipe are not required, but are recommended. Non-overloading performance at all catalog ratings. Continuous duty motors. Leak Proof mechanical shaft seal - self adjusting Cast Iron Casing with suction, discharge, prime, vacuum gauge and drain tappings. All Bronze or All Iron construction available.

Applications:

- Lawn Sprinkling

- Pressure Boosting

- Sprinkler Systems

- Light Irrigation

- Dewatering Clean Liquids

- Transfer from Underground Storage

Burks WA6 Series Self-Priming Centrifugal Pumps

Reliable Self-Priming Performance for Water Transfer and Industrial Applications

The Burks WA6 Series self-priming centrifugal pumps are engineered to provide dependable fluid handling in applications where suction lift capabilities and simplified operation are critical. Designed for commercial, industrial, agricultural, and municipal service, the WA6 Series combines self-priming convenience with rugged construction and efficient hydraulic performance.

These pumps are ideal for water transfer, irrigation, dewatering, sump service, tank filling, washdown systems, and general liquid handling applications where a flooded suction is not always available. Their self-priming design reduces installation complexity and eliminates the need for repeated manual priming during normal operation.

Key Features

• Self-priming centrifugal pump design
• Heavy-duty cast iron construction
• Capable of handling suction lift applications
• Rapid self-priming performance for efficient startup
• Enclosed impeller for smooth, efficient operation
• Mechanical shaft seal for dependable leak protection
• Easy-access casing design for simplified maintenance
• Factory tested for performance and reliability
• Rugged construction for continuous-duty operation
• Designed for commercial, industrial, and agricultural applications

Performance and Connection Sizes

The WA6 Series is engineered for medium- to high-capacity water transfer applications where reliability and operating flexibility are essential.

Performance Highlights

• Flow capacities up to 300 GPM
• Heads up to 140 feet
• Horsepower ranges from 1 HP to 10 HP
• 2" suction connection
• 2" discharge connection
• Self-priming capabilities for suction lift installations
• Maximum liquid temperatures up to 225°F
• Working pressures up to 200 PSI
• Continuous-duty operation
• Available in multiple motor and engine drive configurations

The equal-sized suction and discharge connections simplify piping layouts while supporting efficient flow characteristics for a wide range of water transfer and circulation applications.

Self-Priming Advantages

Unlike standard centrifugal pumps, the WA6 Series is designed to automatically evacuate air from the suction line and begin pumping without manual re-priming after the initial startup.

Benefits of Self-Priming Design

• Simplified installation
• Reduced maintenance requirements
• Reliable operation in suction lift applications
• Faster startup and restart capability
• Ideal for remote and unattended systems
• Reduced downtime during operation
• Excellent for transfer and dewatering applications

Designed for Easy Maintenance

The WA6 Series is built with serviceability in mind. Accessible wear components and a maintenance-friendly casing design help reduce repair time and simplify routine inspections.

The durable mechanical seal and rugged bearings are designed to provide long service life even in demanding operating environments.

Durable Construction

Built to withstand continuous-duty service, the WA6 Series features heavy-duty materials and robust hydraulic components that deliver long-lasting performance in commercial and industrial applications.

Standard construction options are designed to resist wear, maintain efficiency, and provide dependable service under varying operating conditions.

Typical Applications

• Water transfer systems
• Irrigation and agricultural pumping
• Dewatering operations
• Tank filling and tank transfer
• Construction site pumping
• Industrial process water
• Washdown systems
• Municipal water applications
• Utility and maintenance operations
• General liquid transfer applications

Why Choose the Burks WA6 Series?

The Burks WA6 Series combines the convenience of self-priming operation with the durability and performance expected from Burks pumps. With flow capacities up to 300 GPM, horsepower options up to 10 HP, and reliable self-priming capabilities, these pumps provide an efficient and dependable solution for commercial, industrial, agricultural, and municipal fluid-handling applications. Whether used for dewatering, transfer, irrigation, or process service, the WA6 Series is built to deliver reliable performance day after day.

Burks Wet End Kits Availabe

We have all the wet end kits from Burks for all of your series. Centrifugal, Self Priming & Base Mounted Pump Models.

• GA4-1-1/2
• G5-1-1/4
• G6-1-1/4
• G6-1-1/2
• G6-2
• G7-2 / G7A-2
• G9A-1-1/2
• G9-2-1/2
• GA6-1-1/4
• GA6-1-1/2
• GA6-2
• G6-2-1/2
• G7-2-1/2
• G9A-2-1/2
• G9-2
• CR6M
• GA5-1
• GA5-1-1/4
• GA5N-1
• GA5N-1-1/4
• GA6N-1-1/4
• GA7-1-1/4
• GA7-1-1/2
• G9-3F
• 4G9-4F
• WA6

Our most popular Burks Wet End Kit Model Numbers are 21971-6.25 for 143-184JM Frame pumps and 22377-6.25 for 254-256JM frame sizes.  Both for the G6-1-1/2 series pumps.

Burks WG6-2 self priming pumps are designed to meet a broad range of general and special industrial applications such as, Marine, Industrial, Chemicals, Petroleum Solvents, Lawn Sprinkling, Pressure Boosting, Irrigation and Dewatering . Base mounted pump models are available with motors up to 150 HP, while closed coupled pump models are available from 1/3 to 15 HP.

Burks WG6-2 Series Self-Priming Centrifugal Pumps

High-Capacity Self-Priming Pumps for Demanding Fluid Transfer Applications

The Burks WG6-2 Series self-priming centrifugal pumps are designed for commercial, industrial, agricultural, and municipal applications requiring dependable performance, strong suction lift capabilities, and reliable continuous-duty operation. Featuring rugged construction and a proven self-priming design, the WG6-2 Series provides efficient fluid handling for water transfer, dewatering, irrigation, booster service, and process applications.

Engineered to handle demanding operating conditions, these pumps eliminate the need for repeated manual priming while delivering the durability and performance expected from Burks pumping equipment.

Key Features

• Self-priming centrifugal pump design
• Heavy-duty cast iron construction
• High-efficiency enclosed impeller
• Rapid priming capability for suction lift applications
• Mechanical shaft seal for dependable leak protection
• Rugged bearing support for long service life
• Maintenance-friendly design for simplified servicing
• Factory tested for hydraulic performance and reliability
• Designed for continuous-duty commercial and industrial operation
• Available in multiple motor and drive configurations

Performance and Connection Sizes

The WG6-2 Series is engineered for medium- to high-flow applications where dependable transfer performance and installation flexibility are essential.

Performance Highlights

• Capacities up to 350 GPM
• Heads up to 150 feet
• Horsepower ranges from 2 HP to 15 HP
• 2-1/2" suction connection
• 2" discharge connection
• Self-priming operation for suction lift installations
• Maximum liquid temperatures up to 225°F
• Working pressures up to 200 PSI
• Continuous-duty service capability
• Available in a variety of motor and drive configurations

The large 2-1/2-inch suction connection promotes improved hydraulic efficiency and faster priming performance, while the 2-inch discharge connection delivers dependable flow and pressure for demanding fluid-transfer applications.

Advantages of Self-Priming Design

The WG6-2 Series is designed to automatically evacuate air from the suction line after the initial priming cycle, making it an excellent solution for applications where the pump is located above the liquid source.

Benefits of Self-Priming Pumps

• Simplified installation
• Reduced operator intervention
• Faster startup and restart capability
• Reliable operation in suction lift applications
• Ideal for intermittent-duty systems
• Reduced maintenance requirements
• Improved operational flexibility

Built for Easy Maintenance

The WG6-2 Series is designed with serviceability in mind. Accessible internal components help reduce maintenance time and simplify routine inspections, seal replacement, and repairs.

Heavy-duty bearings and wear-resistant components contribute to longer equipment life and lower overall operating costs.

Durable Construction

Built to handle demanding environments, the WG6-2 Series utilizes rugged materials and precision-engineered hydraulic components throughout the pump assembly. Its durable construction helps ensure reliable operation in commercial, agricultural, and industrial fluid-handling systems.

Available material configurations may include:

• Bronze-Fitted Cast Iron
• All Iron
• Specialty material options for specific applications

Typical Applications

• Water transfer systems
• Irrigation and agricultural pumping
• Dewatering operations
• Construction site drainage
• Industrial process water
• Tank filling and transfer
• Booster applications
• Utility water systems
• Washdown operations
• Municipal service applications
• General liquid handling

Why Choose the Burks WG6-2 Series?

The Burks WG6-2 Series combines the convenience of self-priming operation with the rugged durability required for demanding applications. With flow capacities up to 350 GPM, horsepower options up to 15 HP, and large 2-1/2" × 2" connections, these pumps deliver reliable performance for fluid-transfer, irrigation, dewatering, and industrial process applications. Designed for long service life and simplified maintenance, the WG6-2 Series provides an efficient and dependable pumping solution for a wide variety of operating environments.

Burks WT3 & WPT3 Pumps are Compact, Close-Coupled Design Rugged Bronze-Fitted Cast Iron Construction, Leakproof Mechanical Shaft Seal, Non-Clogging, Bronze Semi-Open Impeller, Stainless Steel Shaft, Back Pull-Out Design For Easy Servicing, U.L. Approved, Explosion Proof Motors Available With or Without Built-In Basket Type Strainer, Self-Priming, Once Case is Filled With Fluid, Diaphragms, Flappers or Check Valves Are Not Required In Pump Suction Piping But Are Recommended.

Burks WT3, WT3A, WPT3 & WPT3A Series Self-Priming Centrifugal Pumps

Compact Self-Priming Pumps for Water Transfer and Utility Applications

The Burks WT3, WT3A, WPT3, and WPT3A Series self-priming centrifugal pumps are designed to provide reliable performance in commercial, industrial, agricultural, and OEM applications where dependable suction lift capabilities are required. Featuring a compact close-coupled design and rugged construction, these pumps offer efficient fluid handling while eliminating the need for repeated manual priming after initial startup.

Engineered for continuous-duty operation, the WT3 and WPT3 Series are ideal for water transfer, irrigation systems, dewatering operations, sump service, tank filling, washdown systems, and general-purpose liquid handling applications. Their self-priming design simplifies installation and helps keep systems operating efficiently in challenging conditions.

Key Features

• Self-priming centrifugal pump design
• Compact close-coupled construction
• Rugged bronze-fitted cast iron construction
• Non-clogging bronze semi-open impeller
• Leakproof mechanical shaft seal
• Stainless steel shaft for corrosion resistance
• Back pull-out design for easier servicing
• Available with or without an integral basket strainer
• Factory tested for dependable performance
• Designed for continuous-duty operation
• NEMA jet pump motor configurations available

Performance and Connection Sizes

The WT3 and WPT3 Series are engineered for light- to medium-duty transfer applications where dependable self-priming performance is essential.

Performance Highlights

• Capacities up to 40 GPM
• Heads up to 90 feet
• Horsepower ranges from 1/3 HP to 3 HP
• Available with 1" x 1" NPT connections
• Available with 2" x 2" NPT connections
• Maximum liquid temperatures up to 225°F
• Maximum inlet pressure up to 100 PSI
• Maximum casing working pressure up to 165 PSI
• Available in 3500 RPM configurations
• Single-phase and three-phase motor options available

The compact connection sizes make these pumps ideal for smaller transfer systems, utility pumping applications, irrigation equipment, and OEM installations where installation space is limited.

Self-Priming Advantages

The WT3 and WPT3 Series are designed to automatically re-prime after the initial casing fill, eliminating the need for constant operator attention and reducing system downtime.

Benefits of Self-Priming Operation

• Reliable suction lift performance
• Simplifies system design
• Faster startup and restart capability
• Eliminates repeated manual priming
• Ideal for intermittent-duty applications
• Suitable for installations above the liquid source
• Reduced maintenance and operating costs

WT3 & WT3A Series

The WT3 and WT3A models are designed for general-purpose water transfer and circulation applications. Their compact design, bronze-fitted construction, and reliable self-priming capabilities make them an excellent choice for clean water systems, utility service, and commercial pumping needs.

WPT3 & WPT3A Series

The WPT3 and WPT3A models offer the added benefit of optional built-in basket strainers, making them ideal for applications where debris screening and added pump protection are important. These pumps are commonly used in dewatering, sump service, washdown systems, and transfer applications where solids may be present.

Designed for Easy Maintenance

A maintenance-friendly back pull-out design allows service personnel to access internal pump components without extensive disassembly. This simplifies inspections, reduces maintenance time, and helps lower overall operating costs.

The durable mechanical seal and corrosion-resistant stainless steel shaft further contribute to long equipment life and reliable performance.

Typical Applications

• Water transfer systems
• Irrigation and agricultural pumping
• Dewatering operations
• Sump service
• Tank filling and transfer
• Washdown systems
• Utility pumping
• Industrial process water
• OEM equipment packages
• General liquid handling applications

Why Choose the Burks WT3, WT3A, WPT3 & WPT3A Series?

The Burks WT3, WT3A, WPT3, and WPT3A Series combine compact design, dependable self-priming performance, and rugged construction in an economical pumping package. With capacities up to 40 GPM, horsepower options from 1/3 to 3 HP, and configurations available with or without integrated strainers, these pumps provide a reliable solution for irrigation, transfer, dewatering, and general utility pumping applications. Designed for long-lasting performance and easy maintenance, they deliver the quality and dependability expected from Burks pumps.