YAMADA / NDP Series
YAMADA NDP-25BAT Air-Operated Double-Diaphragm Pump
YAMADA NDP-25BAT is an air-operated double-diaphragm pump in the NDP Series, with 1" nominal ports, aluminum wetted housing and PTFE diaphragms. Published maximum flow: 174.89 L/min.
- Nominal ports
- 1"
- Wetted housing
- Aluminum
- Diaphragm
- PTFE
- Connection
- FNPT
Configuration overview
YAMADA NDP-25BAT is an air-operated double-diaphragm pump in the NDP Series, with 1" nominal ports, aluminum wetted housing and PTFE diaphragms. Published maximum flow: 174.89 L/min.
Model-specific specifications
| Manufacturer model | NDP-25BAT |
|---|---|
| Series | NDP Series |
| Model family | NDP-25 |
| Manufacturer reference | 851531 |
| Nominal port size | 1" |
| Wetted housing | Aluminum |
| Diaphragm | PTFE |
| Fluid inlet | FNPT |
| Published flow limits | 174.89 L/min(46.2 US GPM) |
Selection and ordering
Maximum flow and maximum pressure are separate ratings. Confirm the fluid, temperature, required flow, discharge pressure and complete configuration before selection.
For a configuration check, provide the complete pump model, fluid composition, concentration, operating temperature and duty point. Wetted-material compatibility must be confirmed for the intended service.
Photographs identify the series structure. They do not verify the internal diaphragm material or every ordering option. Maximum flow and maximum pressure are separate ratings.

