4PNJA (PN Mud Pump) Parts Listtotal 41 items, 41 part codes, including Impeller Rubber (4PNJA-05) , Expeller (4PNJA-29) , FrontLiner Rubber (4PNJA-03) , Pump Casing (4PNJA-01-II) , Pump Cover (4PNJA-02-II) , Expeller Cover (4PNJA-28) etc.; look up the material, unit weight and all fitting models of a part.
It belongs to Mud / Rubber-lined / Sand & Ash Pumps. The table below lists all its parts from the factory parts book; the first items usually replaced are Impeller Rubber (4PNJA-05) , Expeller (4PNJA-29) , FrontLiner Rubber (4PNJA-03) , Pump Casing (4PNJA-01-II) .
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 |
|---|---|---|---|---|
| Oil Seal | 60X85X12 | NBR | — | pc |
| Pump Casing | 4PNJA-01-II | HT200 | 77 | pc |
| Pump Cover | 4PNJA-02-II | HT200 | 87.5 | pc |
| Impeller Rubber | 4PNJA-05 | Acid-resistant Rubber | 8.3 | pc |
| FrontLiner Rubber | 4PNJA-03 | Acid-resistant Rubber | 8.5 | pc |
| RearLiner Rubber | 4PNJA-04 | Acid-resistant Rubber | 7.7 | pc |
| Shaft | 4PNJA-06 | 45 | 32.01 | pc |
| Shaft | 4PNJFA-06 | 1Cr18Ni9Ti | 32.01 | pc |
| Shaft Sleeve | 4PNJA-25 | HT200 | 3.8 | pc |
| Shaft Sleeve | 4PNJA-31 | 45 | 1.33 | pc |
| Shaft Sleeve | 4PNJFA-25 | 1Cr18Ni12Mo3Ti | 5.73 | pc |
| Locating Sleeve | 4PNJFA-20-II | A3.A3F | 0.33 | pc |
| Front Bearing Cover | 4PNJA-09 | HT150 | 4.5 | pc |
| Rear Bearing Cover | 4PNJA-10 | HT150 | 4.5 | pc |
| Oil-hole Cover | 4PNJA-12 | HT150 | 0.25 | pc |
| Oil-tank Cover | 4PNJA-16 | HT150 | 2.5 | pc |
| Stuffing Box | 4PNJA-23 | HT150 | 9.6 | pc |
| Stuffing Box | 4PNJFA-23 | ZG1Cr18Ni12Mo3Ti | 10 | pc |
| Expeller | 4PNJA-29 | ZG1Cr18Ni9Ti | 9 | pc |
| Fixed Wheel | 4PNJA-30 | ZG1Cr18Ni9Ti | 3.5 | pc |
| Expeller Cover | 4PNJA-28 | ZG1Cr18Ni9Ti | 16.5 | pc |
| Pressure-reduction Body | 4PNJA-27 | ZG1Cr18Ni9Ti | 19.5 | pc |
| frame | 4PNJA-07 | HT150 | 132 | pc |
| Frame Cover | 4PNJA-08 | HT150 | 31.8 | pc |
| Suction Pipe | 4PNJA-13 | HT150 | 21 | pc |
| Suction Liner (Rubber) | 4PNJA-18 | Acid-resistant Rubber | 1.2 | pc |
| Discharge Pipe | 4PNJA-14 | HT150 | 16 | pc |
| Discharge Liner Rubber | 4PNJA-19 | Acid-resistant Rubber | 1 | pc |
| Pump Base | 4PNJA-15 | HT150 | 66 | pc |
| Double-end Stud | 4PNJA-21 | A3.A3F | 0.07 | pc |
| Gland | 4PNJA-24 | HT150 | 1.8 | pc |
| Gland | 4PNJFA-24 | ZG1Cr18Ni12Mo3Ti | 2 | pc |
| Packing Ring | 4PNJA-26 | HT200 | 2.5 | pc |
| Packing Ring | 4PNJFA-26 | Epoxy Phenolic Laminated Rod | 0.99 | pc |
| Pump Pulley | 4PNJA-22 | HT200 | 54 | pc |
| Motor Pulley | 4PNJA-34(Y) | HT200 | 39 | pc |
| Locating Ring | 4PNJA-32 | 1Cr18Ni9Ti | 0.42 | pc |
| Gland Cover | 4PNJA-33 | HT150 | 2.64 | pc |
| Splash Disc | 4PNJA-11 | HT150 | 1.4 | pc |
| Oil Seal | 70X90X12 | NBR | — | pc |
| Elastic Washer | SBB0054 | 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.