Unit · AXIAL-PISTON PUMP
A4VG180HD1DMT1/32R-NZD02K021ER902123728
Axial piston pump Bosch Rexroth series A4VG, type code A4VG180HD1DMT1/32R-NZD02K021E, material number R902123728. Nominal size: NG 180. 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). Stroking chamber pressure port: stroking chamber pressure port X X (T). 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 4-hole (D). Working port (port plate): SAE working port A and B, top and bottom suction port S bottom (02). Boost pump: without integrated boost pump with through drive (K). 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, pilot operated 100 … 420 bar with bypass (1).
- Number
- R902123728
- Type code
- A4VG180HD1DMT1/32R-NZD02K021E
- Group
- A4VG 180
- Edition
- 06/2020

| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| R902199949 | ROTARY GROUP Assembly parts list →L | 1 | ||
| 2 | R902026416 | CONTROL Assembly parts list →L | 1 | |
| R909609008 | CONNECTION PLATE Assembly parts list →L | 1 | ||
| R902084985 | BELL HOUSING Assembly parts list →L | 1 | ||
| R902059001 | CONTROL MODULE Assembly parts list →L | 1 | ||
| R902015660 | HOUSING | 1 | ||
| R902118898 | PIVOT PIN | 2 | ||
| R909405732 | POITIONING PIN | 1 | ||
| R909153862 | SCREW PLUGD | 1 | ||
| R909153815 | SCREW PLUGD | 1 | ||
| R909153816 | SCREW PLUGD | 3 | ||
| R909083229 | SCREW PLUG | 1 | ||
| R909085545 | O-RINGD | 1 | ||
| R909153572 | SCREW PLUG | 1 | ||
| R909426703 | NOZZLE | 2 | ||
| R913016375 | SLOTTED SPRING PIN | 2 | ||
| R909151692 | SCREW PLUGD | 5 | ||
| R909153861 | SCREW PLUGD | 3 | ||
| R909153364 | SCREW PLUGD | 2 | ||
| R909156570 | SCREW PLUG | 1 | ||
| R909153459 | SCREW PLUG | 1 | ||
| R909157393 | SETSCREW | 1 | ||
| R909152975 | SEALING NUTD | 1 | ||
| R909151694 | SCREW PLUGD | 1 | ||
| R909426708 | NOZZLE | 1 | ||
| 98 | R902095536 | SEAL KIT | 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) | 180 | 180 |
| Pressure cut-off | Pressure cut-off | D |
| Mechanical stroke limiter | Mechanical stroke limiter, externally adjustable | M |
| Stroking chamber pressure port | Stroking chamber pressure port X X | T |
| 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 4-hole | D |
| Working port (port plate) | SAE working port A and B, top and bottom suction port S bottom | 02 |
| Boost pump | Without integrated boost pump with through drive | K |
| 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, pilot operated 100 … 420 bar with bypass | 1 |
| Filtration boost circuit/external boost pressure supply | External boost pressure supply (version without integrated boost pump – N00, K...) | E |