4PW (W/PW Series Sewage Pumps) Parts Listtotal 23 items, 20 part codes, including Impeller (4PW-003) , Pump Casing (4PW-001) , Pump Cover (4PW-002) , Shaft-seal Body (2.5PW-005) , Seal Ring (B2106-115) , Front Bearing Cover (4PW-005) etc.; look up the material, unit weight and all fitting models of a part.
It belongs to Sewage & Clean-water Pumps. The table below lists all its parts from the factory parts book; the first items usually replaced are Impeller (4PW-003) , Pump Casing (4PW-001) , Pump Cover (4PW-002) , Shaft-seal Body (2.5PW-005) .
The table below lists all parts of this model — part name, part code, material/spec, unit weight and unit. Click a part code to see its materials and every model it fits.
| Part Name | Part Code | Material / Spec | Unit Wt. | Unit |
|---|---|---|---|---|
| 40Bearing Housing | — | HT200 | 10 | pc |
| 40Bearing Cover | — | HT200 | 1.5 | pc |
| Base | 2.5PW-Y160M2-2 | HT150 | 63 | pc |
| Shaft-seal Body | 2.5PW-005 | HT200 | 20.5 | pc |
| Shaft-seal Box | 2.5PW-006 | HT150 | 1.5 | pc |
| Washer | 2.5PW-008 | HT150 | 0.3 | pc |
| Rubber Ring | 72X2 | Natural Rubber | — | pc |
| Oil Seal | 40X62X12 | NBR | — | pc |
| Pump Casing | 4PW-001 | HT200 | 52.5 | pc |
| Pump Cover | 4PW-002 | HT200 | 24 | pc |
| Impeller | 4PW-003 | HT200 | 23 | pc |
| Shaft | 4PW-004 | 45 | 11.07 | pc |
| Front Bearing Cover | 4PW-005 | HT150 | 1.5 | pc |
| Suction Bell | 4PW-007 | HT150 | 26.9 | pc |
| Discharge Bell | Z100X6-150X10 | HT150 | 22.5 | pc |
| Base | 4PW-Y200L-4 | HT150 | 95.5 | pc |
| Plain Washer | 4PW-006 | 45 | 0.2 | pc |
| Oil Seal | 50X72X12 | NBR | — | pc |
| Seal Ring | B2106-115 | HT200 | 1.25 | pc |
| Pump Coupling Half 35 | SBB005A-160-01 | HT200 | 5.3 | pc |
| Motor Coupling Half 42 | SBB005A-160-02 | HT200 | 10.1 | pc |
| Motor Coupling Half 55 | SBB005A-160-02 | HT200 | 9.2 | pc |
| Elastic Washer | SBB0052 | Natural Rubber | — | pc |
Weights are for reference onlyUnit weight varies with material, batch and minor structural changes, For reference only — actual weight per drawing and factory weighing. For exact weights call 13930163303 (WeChat same number) to verify.
Part codes of this model grouped by part name; click any code to see the models it fits.
Send “pump model + part code + material + quantity” for a fast quote. Even a single old part or a nameplate photo is enough — we will identify the part number from the parts book. Common wear parts (impeller, liner, throat bush, frame plate liner, shaft sleeve, stuffing box, expeller cover, expeller) are kept in stock.