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NDP-25BSU-PP
Yamada America NDP-25BSU-PP NDP-25 Series Air Operated Double Diaphragm Pump, Model Number 854140-U. 316 Stainless Steel Body, Ultimate Diaphragm, PTFE Balls & O-Rings, Glass-Filled Polypropylene Air Motor. 1" FNPT Inlet & Outlet, 46.2 GPM Flow Rate, Passes up to 3/16" (4.8mm) Solids.
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NDP-25BSU-PP
Yamada America NDP-25BSU-PP NDP-25 Series Air Operated Double Diaphragm Pump, Model Number 854140-U. 316 Stainless Steel Body, Ultimate Diaphragm, PTFE Balls & O-Rings, Glass-Filled Polypropylene Air Motor. 1" FNPT Inlet & Outlet, 46.2 GPM Flow Rate, Passes up to 3/16" (4.8mm) Solids.
| Air Exhaust | 3/4" Female NPT (includes silencer) |
| Air Inlet | 3/8" Female NPT (includes ball valve) |
| Air Supply Pressure | 20-100 PSI |
| Connection Type | FNPT |
| Diaphragm | Ultimate (PTFE/EPDM) |
| Discharge NPT (Inches) | 1" |
| Discharge Volume Per Cycle | 0.21 Gallons |
| Fluid Port | 1" |
| Liquid Temperature | 212°F (100°C) |
| Material | 316 Stainless Steel |
| Max Cycles Per Minute | 210 |
| Maximum Flow (GPM) | 46.2 |
| Max Suction Lift | 18' |
| Model Number | 854140-U |
| Model Series | NDP-25 |
| Motor | Glass-Filled Polypropylene |
| Solids (Inches) | 3/16" (4.8mm) |
| Suction NPT (Inches) | 1" |
| Valve Balls | PTFE |
| Valve / Seat / O-Ring | PTFE O-Rings |
| Valve Type | Ball |
NDP-25 Series Information
| Features & Benefits |
|---|
| Port Dimensions Intake & discharge connection: Polypropylene (PPG) 1" Female NPT Kynar® (PVDF) 1" Female NPT Aluminum (ADC-12) 1" Female NPT Stainless Steel (316) 1" Female NPT Cast Iron 1" 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. |
| Notes |
| All Polypropylene, Aluminum, Cast Iron, and SS Hytrel® fitted pumps include Hytrel® check balls and Buna N wetted o‑rings. Santoprene® fitted pumps include Santoprene® check balls and EPDM wetted o‑rings. Kynar® (PVDF) pumps fitted with Santoprene®, Hytrel®, or PTFE include PTFE check balls and o‑rings. Kynar®/EPDM fitted pumps include EPDM check balls and o‑rings. Viton® fitted pumps include Viton® check balls and o‑rings. Aluminum, Stainless Steel and Cast Iron pumps with a serial number prior to 487505 will require a kit without a "-1". |
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Repair Parts for NDP-25BSU-PP
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