Unit · AXIAL-PISTON PUMP
AA4VG56DWDM1/32R-NZCXXFXX3D-SR902237432
Axial piston pump Bosch Rexroth series A4VG, type code AA4VG56DWDM1/32R-NZCXXFXX3D-S, material number R902237432. 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). Pressure cut-off: pressure cut-off (D). Mechanical stroke limiter: mechanical stroke limiter, externally adjustable (M). 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 DIN 5480 (Z). Mounting flange: SAE J744 2-hole (C). Boost pump: integrated boost pump with and without through drive (F). High-pressure relief valve Setting range ∆pHD: high-pressure relief valve 250 … 420 bar without bypass direct operated, fixed setting (3). Filtration boost circuit/external boost pressure supply: filtration in the boost pump pressure line Ports for external boost circuit filtration (Fe and Fa) (D). Standard/special version: special version (-S).
- Number
- R902237432
- Type code
- AA4VG56DWDM1/32R-NZCXXFXX3D-S
- Group
- A4VG 56
- Edition
- 12/2019
This parts list has no drawing.
| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| 1 | R909613534 | ROTARY GROUP Assembly parts list →L | 1 | |
| 2 | R902016181 | CONTROL Assembly parts list →L | 1 | |
| 3 | R902007880 | CONNECTION PLATE Assembly parts list →L | 1 | |
| 4 | R902258119 | INTERNAL GEAR PUMP Assembly parts list →L | 1 | |
| 5 | R902197469 | CONTROL UNIT Assembly parts list →L | 1 | |
| 10 | R902029575 | HOUSING | 1 | |
| 13 | R902132713 | PIVOT PIN | 1 | |
| 20 | R909154480 | SCREW PLUGD | 1 | |
| 21 | R909153371 | SCREW PLUGD | 2 | |
| 22 | R909154478 | SCREW PLUGD | 2 | |
| 23 | R909153815 | SCREW PLUGD | 2 | |
| 24 | R909083228 | SCREW PLUG | 1 | |
| 25 | R909086731 | O-RINGD | 1 | |
| 26 | R909153572 | SCREW PLUG | 1 | |
| 27 | R909831318 | DOUBLE BREAK-OFF PLUG | 2 | |
| 31 | R913016373 | SLOTTED SPRING PIN | 2 | |
| 32 | R909153364 | SCREW PLUGD | 1 | |
| 37 | R909087912 | SCREW PLUG | 1 | |
| 46 | R909435856 | ECCENTRIC SCREW | 1 | |
| 47 | R909153271 | SEALING NUTD | 1 | |
| 49 | R909831347 | 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 |
| Pressure cut-off | Pressure cut-off | D |
| Mechanical stroke limiter | Mechanical stroke limiter, externally adjustable | M |
| 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 DIN 5480 | Z |
| Mounting flange | SAE J744 2-hole | C |
| Boost pump | Integrated boost pump with and without through drive | F |
| High-pressure relief valve Setting range ∆pHD | High-pressure relief valve 250 … 420 bar without bypass direct operated, fixed setting | 3 |
| Filtration boost circuit/external boost pressure supply | Filtration in the boost pump pressure line Ports for external boost circuit filtration (Fe and Fa) | D |
| Standard/special version | Special version | -S |