Unit · AXIAL-PISTON PUMP
A4VG56EP21/30R-423712 *G*R909423712
Axial piston pump Bosch Rexroth series A4VG, type code A4VG56EP21/30R-423712*G*, material number R909423712. Nominal size: NG 56. Axial piston unit: swashplate design, variable, nominal pressure 450 bar, maximum pressure 500 bar (A4V). Operating mode: pump, closed circuit (G). Control device: proportional control, electric U = 24 V (EP2). DA control valve (only for NG110 and 125): DA control valve, fixed setting (1). Direction of rotation: viewed on drive shaft clockwise (R). Pressure sensor: pressure sensors at the measuring ports MA and MB (high pressure) (4).
- Number
- R909423712
- Type code
- A4VG56EP21/30R-423712 *G*
- Group
- A4VG 56
- Edition
- 05/2020
This parts list has no drawing.
| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| 1 | R909420412 | ROTARY GROUP Assembly parts list →L | 1 | |
| 2 | R909415538 | CONTROL Assembly parts list →L | 1 | |
| 3 | R909416383 | CONNECTION PLATE Assembly parts list →L | 1 | |
| 4 | R909416447 | INTERNAL GEAR PUMP Assembly parts list →L | 1 | |
| 5 | R909423248 | HYDRAULIC LINE Assembly parts list →L | 1 | |
| 6 | R909416541 | CONTROL MODULE | 1 | |
| 8 | R909432383 | HOUSING | 1 | |
| 9 | R909435160 | HOUSING COVER | 1 | |
| 10 | R909414228 | SCREW PLUG | 2 | |
| 11 | R909414227 | PIVOT PIN | 2 | |
| 12 | R909002380 | COMPRESSION SPRING | 2 | |
| 13 | R909408932 | ECCENTRIC SCREW | 1 | |
| 16 | R909435276 | SEALD | 1 | |
| 17 | R909083018 | SOCKET HEAD CAP SCREW | 11 | |
| 18 | R913016373 | SLOTTED SPRING PIN | 2 | |
| 19 | R909152726 | SEAL RINGD | 2 | |
| 20 | R909151694 | SCREW PLUGD | 3 | |
| 21 | R909151692 | SCREW PLUGD | 5 | |
| 22 | R909083228 | SCREW PLUG | 1 | |
| 23 | R909086731 | O-RINGD | 1 | |
| 24 | R909831318 | DOUBLE BREAK-OFF PLUG | 2 | |
| 26 | R909087405 | SEALING NUTD | 1 | |
| 29 | R909156493 | NOZZLE | 2 | |
| 36 | R909153572 | SCREW PLUG | 1 |
Parameters from the type code
| Item | Meaning | Code |
|---|---|---|
| Axial piston unit | Swashplate design, variable, nominal pressure 450 bar, maximum pressure 500 bar | A4V |
| Operating mode | Pump, closed circuit | G |
| Size (NG) | 56 | 56 |
| Control device | Proportional control, electric U = 24 V | EP2 |
| DA control valve (only for NG110 and 125) | DA control valve, fixed setting | 1 |
| Direction of rotation | Viewed on drive shaft clockwise | R |
| Pressure sensor | Pressure sensors at the measuring ports MA and MB (high pressure) | 4 |