Unit · AXIAL-PISTON PUMP
A4VG56HWD1/32R-NSC02F025S *G*R909427224
Axial piston pump Bosch Rexroth series A4VG, type code A4VG56HWD1/32R-NSC02F025S*G*, material number R909427224. Nominal size: NG 56. Axial piston unit: swashplate design, variable, nominal pressure 400 bar, maximum pressure 450 bar (A4V). Operating mode: pump, closed circuit (G). Control device: proportional control hydraulic mechanical servo (HW). Pressure cut-off: pressure cut-off (D). DA control valve: without DA control valve (1). Direction of rotation: viewed on drive shaft clockwise (R). Sealing material: NBR (nitrile rubber), shaft seal made of FKM (fluorocarbon rubber) (N). Drive shaft: splined shaft for single pump ANSI B92.1a (S). Mounting flange: SAE J744 2-hole (C). Working port (port plate): SAE working port A and B, top and bottom suction port S bottom (02). Boost pump: integrated boost pump with and without through drive (F). Through drive: flange SAE J744 Hub for splined shaft, 101-2 (B) 7/8 in 13T 16/32DP (02). High-pressure relief valve Setting range ∆pHD: high-pressure relief valve 250 … 420 bar direct operated, fixed setting with bypass (5). Filtration boost circuit/external boost pressure supply: filtration in the boost pump suction line (S).
- Number
- R909427224
- Type code
- A4VG56HWD1/32R-NSC02F025S *G*
- Group
- A4VG 56
- Edition
- 12/2019
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 | R909416449 | INTERNAL GEAR PUMP ASSEMBLY Assembly parts list →L | 1 | |
| 6 | R909416247 | CONTROL MODULE | 1 | |
| 8 | R909440311 | HOUSING | 1 | |
| 9 | R909435160 | HOUSING COVER | 1 | |
| 10 | R909414228 | SCREW PLUG | 2 | |
| 11 | R909414227 | PIVOT PIN | 2 | |
| 12 | R909002380 | COMPRESSION SPRING | 2 | |
| 13 | R909154982 | SETSCREW | 1 | |
| 14 | R909405732 | POITIONING PIN | 1 | |
| 16 | R909443919 | 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 400 bar, maximum pressure 450 bar | A4V |
| Operating mode | Pump, closed circuit | G |
| Size (NG) | 56 | 56 |
| Control device | Proportional control hydraulic mechanical servo | HW |
| Pressure cut-off | Pressure cut-off | D |
| DA control valve | Without DA control valve | 1 |
| Series | Series 3, index 2 | 32 |
| Direction of rotation | Viewed on drive shaft clockwise | R |
| Sealing material | NBR (nitrile rubber), shaft seal made of FKM (fluorocarbon rubber) | N |
| Drive shaft | Splined shaft for single pump ANSI B92.1a | S |
| Mounting flange | SAE J744 2-hole | C |
| Working port (port plate) | SAE working port A and B, top and bottom suction port S bottom | 02 |
| Boost pump | Integrated boost pump with and without through drive | F |
| Through drive | Flange SAE J744 Hub for splined shaft, 101-2 (B) 7/8 in 13T 16/32DP | 02 |
| High-pressure relief valve Setting range ∆pHD | High-pressure relief valve 250 … 420 bar direct operated, fixed setting with bypass | 5 |
| Filtration boost circuit/external boost pressure supply | Filtration in the boost pump suction line | S |