ARO 637442-3 Inlet/Outlet Service Kit, PD03P Diaphragm Pumps
Inlet/outlet service kit, suffix -3, tied to four ARO PD03P pumps including PD03P-APS-0JA
ARO 637442-3 is an inlet/outlet service kit for diaphragm pumps. It is listed for four PD03P models, such as PD03P-APS-0JA and PD03P-APS-PAA.
Suffix -3 of the ARO 637442 series is named in our catalog as a Service Kit, Inlet/Outlet for Diaphragm Pumps. ARO 637442-3 shows up in the parts lists of four PD03P pumps. Material and component details for this suffix are not on file.
Fluid enters a diaphragm pump through the inlet manifold and leaves through the outlet, with check valves in between controlling direction. Wear here often shows up as poor suction or weak output. Keep the old parts until the new ones are in place so you can compare them side by side.
When to Order 637442-3
- Suction lift is weaker than it used to be.
- Leaks have started where the manifolds join the pump body.
- The pump races without building normal discharge pressure.
Compatible ARO Pumps
This pump list is shared by more than one 637442 kit. Use your nameplate model code and that pump's parts list to make sure -3 is the right suffix.
| Part No | 637442-3 |
|---|---|
| Name | Service KIT,Inlet/Outlet for Diaphragm Pumps |
| Compatible Equipment | ARO diaphragm pump service |
| Brand | ARO |
| Product Type | Accessories |
