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1AB21536V

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Goulds 1AB21536V 3642 Series Centrifugal Pump, Size 1 x 1 1/4-5, All Bronze, Close Coupled, 1 1/2 HP, 190/380 Volt, 60 hz, Three Phase, Viton Mechanical Seal, TEFC - Totally Enclosed Fan Cooled Motor, 3500 RPM, 5.125" (5 1/8") Impeller Diameter, 1 1/4" NPT Suction, 1" NPT Discharge

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Item: 1AB21536V

Repair Parts Exploded View Diagram

Overview
Series Info
Reviews
Literature/Manuals
Repair Parts

1AB21536V

Capacities (GPM)	up to 110 GPM
Discharge NPT (Inches)	1" NPT
Heads To (Feet)	118 feet
HP	1 1/2
Hz	60
Impeller Size (Inches)	5.125" (5 1/8")
Material	All Bronze
Maximum Operating Temperature	212°F (100°C) with standard seal or 250°F (121°C) with optional seal
Maximum Working Pressure (PSIG)	120 PSI
Motor Enclosure Type	TEFC - Totally Enclosed Fan Cooled

Phase	3 Ph (Three Phase)
Pump Size	1 x 1 1/4-5
Rotary	Carbon
Shaft Seal Material	Viton
Speed (RPM)	3500
Stationary	Silicon Carbide
Suction NPT (Inches)	1-1/4" NPT
Voltage	190/380

3642 3742 Cast Iron Bronze Pump Series Information

Features & Benefits
Goulds G&L Pump Series 3642 - Residential, Commercial Close-Coupled Centrifugal Features and Benefits: Vertical or Horizontal mounting capabilities, Close-coupled, space saving design, Standard carbon/ceramic faced mechanical seal with BUNA elastomers, 300 series stainless steel components. Optional seals available, Enclosed impeller design for high efficiencies, Motor is a close-coupled design.Ball bearings carry all radial/axial thrust loads. Designed for continuous operation. G&L Pump Series 3742 - Residential, Commercial ½ to 3 HP Frame-Mounted Centrifugal Pumps Features and Benefits: Construction: Available in bronze-fitted (BF), all iron (AI), or all bronze (AB). Bronze-fitted means bronze impeller. Frame-Mounted Design: Flexibility of installation and driver arrangements. Back Pull-Out Design: Simplifies maintenance when used with spacer type coupling. Cast Iron Power Frame: Rigidly supported, grease-for-life ball bearing assembly. Impeller: Enclosed design for high efficiencies. Threaded directly on pump shaft. Stainless steel locknut on three phase models. Requires no clearance adjustments. Balanced for smooth operation. Mechanical Seal: Standard John Crane Type 6 with carbon versus ceramic faces, BUNA elastomers, and 18-8 stainless metal parts. Optional high temperature and chemical duty seals available. Motors: NEMA standard open drip-proof, totally enclosed fan cooled or explosion proof enclosures. Rugged ball bearing design for continuous duty under all operating conditions.
General Description
3642 / 3742 pump applications include water circulation; booster service; liquid transfer; spray systems; jockey pumps; OEM applications; and general water services. General applications traditionally requiring various materials such as all iron, bronze-fitted or all bronze construction
Motor Information
NEMA standard, Open drip proof, TEFC, or (explosion proof three phase only) enclosures. 60 Hz, 3500 RPM, Stainless steel shaft, Single phase: ½-2 HP ODP or TEFC. Built-in overload with automatic reset. Three phase: 1⁄3 - 2 HP: ODP, 208-230/460 V ½ - 2 HP: TEFC, 208-230/460 V, ½ - 2 HP: expl. proof, 230/460 V, NEMA 56J frame motors are used on close-coupled, 3642 pumps and T-frame motors are used on framemounted 3742 pumps.
Overload Protection
Overload protection must be provided in starter unit. Starter and heaters (3) must be ordered separately.
Direction of Rotation
Clockwise viewed from motor end.

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Type	Title		Link
	Goulds Pumps 3642 / 3742 Techical Brochure		View
	Goulds Pumps 3642 / 3742 Installation & Operation Manual		View
	1AI40312 Goulds Xylem 3642 Series Repair Part Exploded View		View