Bosch Rexroth AA10VSO28DFR/31R axial-piston variable-displacement pump, swashplate design, open circuit. Geometric displacement 28 cm³/rev; nominal pressure 280 bar, maximum pressure 350 bar; maximum rotational speed 3000 rpm. DR pressure-controller, clockwise rotation, SAE mounting flange. For mineral-oil hydraulic fluids. Data sheet RE 92711.
| Type | AA10VSO28DFR/31R |
| Design | Axial-piston variable-displacement pump, swashplate, open circuit |
| Geometric displacement | 28 cm³/rev |
| Nominal pressure | 280 bar |
| Maximum pressure | 350 bar |
| Maximum rotational speed | 3000 rpm |
| Control | DR (pressure controller) |
| Direction of rotation | clockwise (code 31R) |
| Mounting flange | SAE |
| Hydraulic fluid | Mineral oil (HL, HLP) |
| Data sheet | RE 92711 |
| HS code | 8413.60 |
| Pressure rating | 280 bar nominal / 350 bar maximum |
| MOQ | 1 |