Unit · BASE UNIT
GAA4VSO125M/30L-PSD63K05-S1308R902407599
Base unit Bosch Rexroth series A4VSO, type code GAA4VSO125M/30L-PSD63K05-S1308, material number R902407599. 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 counter-clockwise (L). Drive shaft: splined shaft ANSI B92.1a (S). Mounting flange: based on ISO 3019-2 metric 4-hole (D). Working port: standard version fastening thread, port B and S: SAE flange lateral, offset 90°, UNC metric (can only be ordered without through- drive (N00) or with K.. through-drives) (63).
- Number
- R902407599
- Type code
- GAA4VSO125M/30L-PSD63K05-S1308
- Group
- A4VSO 125
- Edition
- 06/2020

| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| R902407600 | ROTARY GROUP Assembly parts list →L | 1 | ||
| R902465872 | PUMP HOUSING | 1 | ||
| R902420750 | CONNECTION PLATE | 1 | ||
| R910993575 | INDICATING DEVICE Assembly parts list →L | 1 | ||
| R910798355 | STUD BOLT Assembly parts list →L | 1 | ||
| R910944382 | HUB | 1 | ||
| R910209228 | SOCKET HEAD CAP SCREW | 4 | ||
| R909153378 | SCREW PLUGD | 4 | ||
| R909154478 | SCREW PLUGD | 3 | ||
| R910783854 | O-RINGD | 1 | ||
| R910942134 | R-RINGD | 1 | ||
| R909831318 | DOUBLE BREAK-OFF PLUG | 2 | ||
| R909831319 | DOUBLE BREAK-OFF PLUG | 1 | ||
| R910987283 | THROTTLE SCREW | 1 | ||
| R910922276 | NOZZLE | 1 | ||
| R910979852 | REFERENCE PLATE | 1 | ||
| R910787655 | O-RING | 1 | ||
| R910104906 | HEXAGON SCREW | 2 | ||
| R902650190 | WASHER | 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 counter-clockwise | L |
| Drive shaft | Splined shaft ANSI B92.1a | S |
| Mounting flange | Based on ISO 3019-2 metric 4-hole | D |
| Working port | Standard version fastening thread, port B and S: SAE flange lateral, offset 90°, UNC metric (can only be ordered without through- drive (N00) or with K.. through-drives) | 63 |