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Yamada Pumps NDP-20BSS Type, Model 852694 NDP-20 Series, Air Operated Double Diaphragm Pump, Santoprene Diaphragm, Santoprene/EPDM Flat Check Valve / O-Rings, Stainless Steel (316) Material, 31.7 GPM Max Flow, 3/4" NPT Fluid Port, 3/8" Female NPT (includes ball valve) Air Inlet, 3/4" Female NPT (includes silencer) Air Exhaust, Aluminum Air Motor, 18 Feet Max Suction Lift
Yamada Pumps NDP-20BSS Type, Model 852694 NDP-20 Series, Air Operated Double Diaphragm Pump, Santoprene Diaphragm, Santoprene/EPDM Flat Check Valve / O-Rings, Stainless Steel (316) Material, 31.7 GPM Max Flow, 3/4" NPT Fluid Port, 3/8" Female NPT (includes ball valve) Air Inlet, 3/4" Female NPT (includes silencer) Air Exhaust, Aluminum Air Motor, 18 Feet Max Suction Lift
Actual Weight | 33 |
Air Exhaust | 3/4" Female NPT (includes silencer) |
Air Inlet | 3/8" Female NPT (includes ball valve) |
Air Supply Pressure | 20 to 100 PSI (1.4 to 7 kgf/cm²) |
Diaphragm | Santoprene |
Discharge Volume Per Cycle | 0.163 gallons (615 cc) |
Fluid Port | 3/4" NPT |
Liquid Temperature | 180°F (82°C) Max |
Material | 316 Stainless Steel |
Max Cycles Per Minute | 195 |
Maximum Flow (GPM) | 31.7 GPM |
Max Suction Lift | 18 Feet |
Model Number | 852694 |
Model Series | NDP-20 Models |
Motor | Aluminum Air Motor |
Solids (Inches) | 1/16" dia. (1.6 mm) |
Type | 852694 |
Valve / Seat / O-Ring | Santoprene / EPDM |
Features & Benefits |
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Port Dimensions Intake & discharge connection: Polypropylene (PPG) 3/4" Female NPT Aluminum (ADC-12) 3/4" Female NPT Stainless Steel (316) 3/4" Female NPT Air inlet (incl. ball valve): 3/8" Female NPT Air exhaust (incl. silencer): 3/4" Female NPT ANSI Flange also available—consult Yamada. Maximum Liquid Temperature* Diaphragm Material Temperature Buna N 180°F (82°C) Neoprene 180°F (82°C) Santoprene® (TPO) 180°F (82°C) EPDM 212°F (100°C) PTFE 212°F (100°C) Hytrel® (TPEE) 248°F (120°C) Viton® fluoroelastomer 248°F (120°C) * The maximum liquid temperature for metal and Kynar® fitted pumps is determined by the elastomer (diaphragm material). Polypropylene pumps have a maximum liquid temperature of 180°F (82°C) regardless of diaphragm material. |
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