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Yamada Pumps NDP-50BFT Type, Model 852839 NDP-50 Series, Air Operated Double Diaphragm Pump, PTFE Diaphragm, PTFE Flat Check Valve / O-Rings, Cast Iron - NPT Material, 164 GPM Max Flow, 2" (NPT or ANSI Flange) Fluid Port, 3/4" Female NPT (includes ball valve) Air Inlet, 1" Female NPT (includes silencer) Air Exhaust, Aluminum Air Motor
Yamada Pumps NDP-50BFT Type, Model 852839 NDP-50 Series, Air Operated Double Diaphragm Pump, PTFE Diaphragm, PTFE Flat Check Valve / O-Rings, Cast Iron - NPT Material, 164 GPM Max Flow, 2" (NPT or ANSI Flange) Fluid Port, 3/4" Female NPT (includes ball valve) Air Inlet, 1" Female NPT (includes silencer) Air Exhaust, Aluminum Air Motor
Actual Weight | 169 |
Air Exhaust | 1" Female NPT (includes silencer) |
Air Inlet | 3/4" Female NPT (includes ball valve) |
Air Supply Pressure | 20 to 100 PSI (1.4 to 7 kgf/cm²) |
Diaphragm | PTFE |
Discharge Volume Per Cycle | 0.55 gallons (2.1 liters) |
Fluid Port | 2" (NPT or ANSI Flange) |
Liquid Temperature | 212°F (100°C) Max |
Material | Cast Iron - NPT |
Max Cycles Per Minute | 220 |
Maximum Flow (GPM) | 164 |
Max Suction Lift | 19 feet |
Model Number | 852839 |
Model Series | NDP-50 Models |
Motor | Aluminum Air Motor |
Outside Dimension | 17.72" W x 30.55" H |
Solids (Inches) | 5/16" (8 mm) |
Type | 852839 |
Valve / Seat / O-Ring | PTFE |
Features & Benefits |
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Port Dimensions Intake & discharge connection: Polypropylene (PPG) 2" ANSI B16.5 #150 Kynar® (PVDF) 2" ANSI B16.5 #150 Aluminum (ADC-12) 2" ANSI B16.5 #150 (with tapped 2" Female NPT) Stainless Steel (316) 2" ANSI B16.5 #150 or 2" Female NPT Cast Iron 2" Female NPT Air inlet (incl. ball valve): 3/4" Female NPT Air exhaust (incl. silencer): 1" Female NPT 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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