Unit · AXIAL-PISTON PUMP
A4VG145EP2DP0T0/40MRND6T21BC2S7DB00-SR902257788
Axial piston pump Bosch Rexroth series A4VG, type code A4VG145EP2DP0T0/40MRND6T21BC2S7DB00-S, material number R902257788. Nominal size: NG 145. 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). Pressure cut-off: pressure cut-off, with bypass Fixed setting, hydraulic, mechanical (D). Connector for solenoids: DEUTSCH molded connector, 2-pin – without suppressor diode (P). Swivel angle sensor: without swivel angle sensor (0). Additional function: stroking chamber pressure port X X (T). 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 152-2/4 (D6). Drive shaft: splined shaft ANSI B92.1a–1976 2 in 15T 8/16DP (T2). Working port: SAE working port A and B, on left side (45° left) (1).
- Number
- R902257788
- Type code
- A4VG145EP2DP0T0/40MRND6T21BC2S7DB00-S
- Group
- A4VG 145
- Edition
- 01/2020

| Pos. | Number | Name | Qty | Add to inquiry |
|---|---|---|---|---|
| R902188149 | ROTARY GROUP Assembly parts list →L | 1 | ||
| R902124836 | CONTROL Assembly parts list →L | 1 | ||
| R902272151 | PUMP HOUSING Assembly parts list →L | 1 | ||
| R902124630 | INTERNAL GEAR PUMP Assembly parts list →L | 1 | ||
| R902105165 | CONTROL MODULE Assembly parts list →L | 1 | ||
| R902108693 | BEARING FLANGE Assembly parts list →L | 1 | ||
| R902157317 | MOUNTABLE FILTER Assembly parts list →L | 1 | ||
| 65 | R902015440 | COVER 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) | 145 | 145 |
| Control device | Proportional control, electric U = 24 V | EP2 |
| Pressure cut-off | Pressure cut-off, with bypass Fixed setting, hydraulic, mechanical | D |
| Connector for solenoids | DEUTSCH molded connector, 2-pin – without suppressor diode | P |
| Swivel angle sensor | Without swivel angle sensor | 0 |
| Additional function | Stroking chamber pressure port X X | T |
| 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 152-2/4 | D6 |
| Drive shaft | Splined shaft ANSI B92.1a–1976 2 in 15T 8/16DP | T2 |
| Working port | SAE working port A and B, on left side (45° left) | 1 |
| Boost pump and rotary group configuration | Standard rotary group boost pump integrated, large internal gear pump | B |
| Through drive | 127-2 (C) C2 1 1/4 in 14T 12/24DP S7 | C2S7 |
| Filtration boost circuit/external boost pressure supply | Attachment filter with cold start valve and electric contamination indicator – DEUTSCH con- nector | B |
| Pressure sensor | Without pressure sensor | 0 |
| Other sensors | Without sensor | 0 |
| Standard / special version | Special version | S |