Item: 00-9881 Model: A.025P/PPPPP/WFS/TF/PWF/0155 Series: Accu-Flo Wetted material: Polypropylene Diaphragm material: Santoprene® Fluid connections: 1/4-inch NPT Inlet / discharge: Center swivel / Center swivel
WILDEN / ACCU-FLO SERIES
This Accu-Flo air-operated double-diaphragm pump combines a polypropylene wetted housing with Santoprene® diaphragms. The clamped configuration has 1/4-inch NPT fluid connections and a polypropylene air-side assembly. Identify the complete ordering code when matching the control configuration and replacement components.
Complete model
A.025P/PPPPP/WFS/TF/PWF/0155
FLUID CONNECTION
1/4-inch NPT
| Brand / item number | WILDEN / 00-9881 |
|---|---|
| Pump series | Accu-Flo |
| Nominal fluid port size | 1/4 in (0.25 in) |
| Construction | Clamped |
| Wetted housing | Polypropylene |
| Diaphragm material | Santoprene® |
| Diaphragm design / stroke | Traditional / Full-Stroke |
| Check ball material | PTFE |
| Valve seat material | Polypropylene |
| Connection standard | NPT threaded |
| Inlet / discharge orientation | Center swivel / Center swivel |
| Maximum solids diameter | 0.02 in (approximately 0.5 mm) |
|---|---|
| Listed operating temperature | 40–175 °F (approximately 4.4–79.4 °C) |
| Self-priming | Yes |
Maximum flow and maximum pressure are separate ratings. Check the duty point, fluid compatibility, temperature and suction conditions for the complete pump configuration.
| Air-side material | Polypropylene |
|---|---|
| Outer pistons | Polypropylene |
| Wetted O-rings / gaskets | Santoprene |
| Muffler | Plastic |
| Air inlet connection | 0.125" FNPT |
| Inlet / discharge size | 1/4 in / 1/4 in |
| Thread standard | NPT |
| Construction detail code | 0155 |
Quote 00-9881 and A.025P/PPPPP/WFS/TF/PWF/0155, together with quantity, fluid, operating temperature, required flow and discharge pressure. For individual replacement parts, include the component number and a clear pump nameplate photo.
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