Unit · AXIAL-PISTON PUMP
A A4VBO 71 HS4 /10R-VZB25KB3R902519017
Axial piston pump Bosch Rexroth series A4VBO, type code AA4VBO71HS4/10R-VZB25KB3, material number R902519017. Nominal size: NG 71. Axial piston unit: variable, swashplate design, nominal pressure 450 bar, maximum pressure 500 bar (A4VB). Operating mode: pump, open circuit (O). Direction of rotation: viewed on drive shaft clockwise (R). Sealing material: FKM (fluorocarbon rubber) (V). Drive shaft: splined shaft DIN 5480 (Z). Mounting flange: based on ISO 3019-2 metric 4-hole (B). Working port: SAE pressure and suction port B and S, lateral offset 90°, fastening thread metric 2. pressure port B vs. B - plugged for delivery with flange plate (25).
- Number
- R902519017
- Type code
- A A4VBO 71 HS4 /10R-VZB25KB3
- Group
- A4VBO 71
- Edition
- 07/2020
This parts list has no drawing.
| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| 1 | R902519183 | BASE UNIT Assembly parts list →L | 1 | |
| 2 | R902493812 | ADJUSTING PIECE Assembly parts list →L | 1 | |
| 3 | R902436173 | INDUCTIVE POS.TRANSDUCER Assembly parts list →L | 1 | |
| 20 | R910960416 | CONNECTION PLATE Assembly parts list →L | 1 | |
| 22 | R902437398 | VALVE Assembly parts list →L | 1 | |
| 23 | R910785105 | SOCKET HEAD CAP SCREW | 4 | |
| 61 | R902490691 | FLANGE COVER | 1 | |
| 62 | R902602012 | SEAL SCREW | 1 | |
| 63 | R902421950 | SHIPPING PROTECTION | 1 | |
| 71 | R902573673 | FLANGE COVER | 1 | |
| 81 | R902602011 | SEAL SCREW | 2 |
Parameters from the type code
| Item | Meaning | Code |
|---|---|---|
| Axial piston unit | Variable, swashplate design, nominal pressure 450 bar, maximum pressure 500 bar | A4VB |
| Operating mode | Pump, open circuit | O |
| Size (NG) | 71 | 71 |
| Series | Series 1, index 0 | 10 |
| Direction of rotation | Viewed on drive shaft clockwise | R |
| Sealing material | FKM (fluorocarbon rubber) | V |
| Drive shaft | Splined shaft DIN 5480 | Z |
| Mounting flange | Based on ISO 3019-2 metric 4-hole | B |
| Working port | SAE pressure and suction port B and S, lateral offset 90°, fastening thread metric 2. pressure port B vs. B - plugged for delivery with flange plate | 25 |