Unit · AXIAL-PISTON PUMP
A A4VSO 250 HS5P /30R-PPB25UB4R902561105
Axial piston pump Bosch Rexroth series A4VSO, type code AA4VSO250HS5P/30R-PPB25UB4, material number R902561105. Nominal size: NG 250. Axial piston unit: swashplate design, variable, nominal pressure 350 bar, maximum pressure 400 bar (A4VS). Operating mode: pump, open circuit (O). Directions of rotation: viewed on drive shaft Clockwise (R). Drive shafts: parallel keyed shaft DIN 6885 (P). Mounting flange: based on ISO 3019-2 (metric) 4-hole (B). Working port: SAE flange ports, B and S with 90° lateral 2nd pressure port B metric fastening thread offset opposite B, plugged with flange plate on delivery (25).
- Number
- R902561105
- Type code
- A A4VSO 250 HS5P /30R-PPB25UB4
- Group
- A4VSO 250
- Edition
- 07/2020
This parts list has no drawing.
| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| 1 | R902479755 | BASE UNIT Assembly parts list →L | 1 | |
| 2 | R910984244 | ADJUSTING PIECE Assembly parts list →L | 1 | |
| 3 | R902471372 | INDUCTIVE POS.TRANSDUCER Assembly parts list →L | 1 | |
| 7 | R902539274 | PRESSURE SENSOR Assembly parts list →L | 1 | |
| 20 | R910984173 | CONNECTION PLATE Assembly parts list →L | 1 | |
| 22 | R901391846 | CONTROL VALVE | 1 | |
| 23 | R910109231 | SOCKET HEAD CAP SCREW | 4 | |
| 61 | R902460828 | FLANGE COVER | 1 | |
| 62 | R902602206 | SEAL SCREW | 1 | |
| 63 | R902564145 | SHIPPING PROTECTION | 1 | |
| 71 | R902573673 | FLANGE COVER | 1 | |
| 81 | R902602011 | SEAL SCREW | 2 |
Parameters from the type code
| Item | Meaning | Code |
|---|---|---|
| Axial piston unit | Swashplate design, variable, nominal pressure 350 bar, maximum pressure 400 bar | A4VS |
| Operating mode | Pump, open circuit | O |
| Size (NG) | 250 | 250 |
| Series | Series 3, index 0 | 30 |
| Directions of rotation | Viewed on drive shaft Clockwise | R |
| Drive shafts | Parallel keyed shaft DIN 6885 | P |
| Mounting flange | Based on ISO 3019-2 (metric) 4-hole | B |
| Working port | SAE flange ports, B and S with 90° lateral 2nd pressure port B metric fastening thread offset opposite B, plugged with flange plate on delivery | 25 |