Unit · AXIAL-PISTON PUMP
A4VG280HP1D0000/40MRNE4T22UE4T2CE00-YR902239772
Axial piston pump Bosch Rexroth series A4VG, type code A4VG280HP1D0000/40MRNE4T22UE4T2CE00-Y, material number R902239772. Nominal size: NG 280. 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, pilot-pressure related p = 6 to 18 bar hydraulic (HP1). Pressure cut-off: pressure cut-off, with bypass Fixed setting, hydraulic, mechanical (D). Connector for solenoids: without connector (only for purely hydraulic control) (0). Swivel angle sensor: without swivel angle sensor (0). Additional function: without additional function (0). DA control valve (only for NG110 and 125): without DA control valve (0). Configuration of port and fastening threads: metric ports according to ISO 6149 with O-ring seal, metric fastening thread according to DIN (M). Direction of rotation: viewed on drive shaft clockwise (R). Sealing material: NBR (nitrile rubber), shaft seal in FKM (fluoroelastomer) (N). Mounting flange: SAE J744 165-4 (E4). Drive shaft: splined shaft ANSI B92.1a–1976 2 in 15T 8/16DP (T2). Working port: SAE working port A and B, on right side (45° right) (2).
- Number
- R902239772
- Type code
- A4VG280HP1D0000/40MRNE4T22UE4T2CE00-Y
- Group
- A4VG 280
- Edition
- 01/2020

| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| R902201258 | ROTARY GROUP Assembly parts list →L | 1 | ||
| R902132963 | CONTROL Assembly parts list →L | 1 | ||
| R902237965 | PUMP HOUSING Assembly parts list →L | 1 | ||
| R902236837 | BELL HOUSING Assembly parts list →L | 1 | ||
| R902236378 | CONTROL MODULE Assembly parts list →L | 1 | ||
| R902199969 | BEARING FLANGE Assembly parts list →L | 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) | 280 | 280 |
| Control device | Proportional control, pilot-pressure related p = 6 to 18 bar hydraulic | HP1 |
| Pressure cut-off | Pressure cut-off, with bypass Fixed setting, hydraulic, mechanical | D |
| Connector for solenoids | Without connector (only for purely hydraulic control) | 0 |
| Swivel angle sensor | Without swivel angle sensor | 0 |
| Additional function | Without additional function | 0 |
| DA control valve (only for NG110 and 125) | Without DA control valve | 0 |
| Configuration of port and fastening threads | Metric ports according to ISO 6149 with O-ring seal, metric fastening thread according to DIN | M |
| Direction of rotation | Viewed on drive shaft clockwise | R |
| Sealing material | NBR (nitrile rubber), shaft seal in FKM (fluoroelastomer) | N |
| Mounting flange | SAE J744 165-4 | E4 |
| Drive shaft | Splined shaft ANSI B92.1a–1976 2 in 15T 8/16DP | T2 |
| Working port | SAE working port A and B, on right side (45° right) | 2 |
| Boost pump and rotary group configuration | Standard rotary group without boost pump | U |
| Through drive | 165-4 (E) 2 in 15T 8/16DP T2 | E4T2 |
| Filtration boost circuit/external boost pressure supply | External boost pressure supply (on version without integrated boost pump) | E |
| Pressure sensor | Without pressure sensor | 0 |
| Other sensors | Without sensor | 0 |
| Standard / special version | Standard version with installation variants, e.g. T ports against standard open or closed | Y |