Unit · AXIAL-PISTON PUMP
AA4VSO125HS4P/30R-VPB25UB2R902489353
Axial piston pump Bosch Rexroth series A4VSO, type code AA4VSO125HS4P/30R-VPB25UB2, material number R902489353. Nominal size: NG 125. Axial piston unit: swashplate design, variable, SAE nominal pressure 5100 psi (350 bar), maximum pressure 5800 psi (400 bar) (AA4VS). Operating mode: pump, open circuit (O). Directions of rotation: viewed on drive shaft clockwise (R). Sealing material: FKM (fluorocarbon rubber) / HFD operation (V). Drive shaft: parallel keyed shaft DIN 6885 (P). Through-drive: 80, 2-hole 3/4 in 11T 16/32DP (B2).
- Number
- R902489353
- Type code
- AA4VSO125HS4P/30R-VPB25UB2
- Group
- A4VSO 125
- Edition
- 07/2020

| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| R902489350 | BASE UNIT Assembly parts list →L | 1 | ||
| R902411170 | ADJUSTING PIECE Assembly parts list →L | 1 | ||
| R902422925 | INDUCTIVE POS.TRANSDUCER Assembly parts list →L | 1 | ||
| R902447176 | PRESSURE SENSOR Assembly parts list →L | 1 | ||
| R910984172 | CONNECTION PLATE Assembly parts list →L | 1 | ||
| R902437398 | VALVE Assembly parts list →L | 1 | ||
| R910785105 | SOCKET HEAD CAP SCREW | 4 | ||
| 61 | R902460826 | FLANGE COVER | 1 | |
| R902602013 | SEAL SCREW | 1 | ||
| 63 | R902421950 | SHIPPING PROTECTION | 1 | |
| 71 | R902602334 | FLANGE COVER | 1 | |
| 81 | R902602011 | SEAL SCREW | 2 |
Parameters from the type code
| Item | Meaning | Code |
|---|---|---|
| Axial piston unit | Swashplate design, variable, SAE nominal pressure 5100 psi (350 bar), maximum pressure 5800 psi (400 bar) | AA4VS |
| Operating mode | Pump, open circuit | O |
| Size (NG) | 125 | 125 |
| Series | Series 3, index 0 | 30 |
| Directions of rotation | Viewed on drive shaft clockwise | R |
| Sealing material | FKM (fluorocarbon rubber) / HFD operation | V |
| Drive shaft | Parallel keyed shaft DIN 6885 | P |
| Through-drive | 80, 2-hole 3/4 in 11T 16/32DP | B2 |