Unit · BASE UNIT
G A10VSO 28 OV /31R-PRA12K01 LRR902423803
Base unit Bosch Rexroth series A10VSO, type code GA10VSO28OV/31R-PRA12K01LR, material number R902423803. Nominal size: NG 28. Axial piston unit: swashplate design, variable, nominal pressure 280 bar, maximum pressure 350 bar (A10VS). Operating mode: pump, open circuit (O). Direction of rotation: viewed on drive shaft clockwise (R). Sealing material: NBR (nitrile rubber) only with use of HFA, HFB, HFC hydraulic fluid (P). Drive shaft: splined shaft ISO 3019-1 Similar to shaft "S" however for higher torque (R). Mounting flange: ISO 3019-2 2-hole (A). Working port: SAE flange ports according to ISO 6162, metric fastening thread laterally opposite (12). Through drive: 82-2 (A) 5/8 in 9T 16/32DP (K01).
- Number
- R902423803
- Type code
- G A10VSO 28 OV /31R-PRA12K01 LR
- Group
- A10VSO 28
- Edition
- 06/2020

| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| 1 | R902439597 | ROTARY GROUP Assembly parts list →L | 1 | |
| R910911162 | ADJUSTING PIECE Assembly parts list →L | 1 | ||
| R902550219 | PUMP HOUSING | 1 | ||
| 6 | R902416404 | CONNECTION PLATE | 1 | |
| R910961001 | SWASH PLATE Assembly parts list →L | 1 | ||
| R902417371 | DRIVE SHAFT | 1 | ||
| 10 | R910986299 | SPLINED COUPLING | 1 | |
| R902400789 | ADJUSTMENT SHIM | 1 | ||
| R902438109 | TAPERED-ROLLER BEARING | 1 | ||
| R902438110 | TAPERED-ROLLER BEARING | 1 | ||
| 17 | R910902778 | BEARING SHELL | 2 | |
| R910794325 | SHAFT SEALING RINGD | 1 | ||
| R910730041 | O-RINGD | 1 | ||
| R913052108 | R-RINGD | 4 | ||
| 24 | R910111945 | O-RINGD | 1 | |
| R902403815 | RETAINING RING | 1 | ||
| R910110191 | SOCKET HEAD CAP SCREW | 4 | ||
| R909153815 | SCREW PLUGD | 1 | ||
| 31 | R909831318 | DOUBLE BREAK-OFF PLUG | 1 | |
| R902533908 | STRAIGHT PIN | 1 |
Parameters from the type code
| Item | Meaning | Code |
|---|---|---|
| Axial piston unit | Swashplate design, variable, nominal pressure 280 bar, maximum pressure 350 bar | A10VS |
| Operating mode | Pump, open circuit | O |
| Size (NG) | 28 | 28 |
| Series | Series 3, index 1 | 31 |
| Direction of rotation | Viewed on drive shaft clockwise | R |
| Sealing material | NBR (nitrile rubber) only with use of HFA, HFB, HFC hydraulic fluid | P |
| Drive shaft | Splined shaft ISO 3019-1 Similar to shaft "S" however for higher torque | R |
| Mounting flange | ISO 3019-2 2-hole | A |
| Working port | SAE flange ports according to ISO 6162, metric fastening thread laterally opposite | 12 |
| Through drive | 82-2 (A) 5/8 in 9T 16/32DP | K01 |