

Bosch Rexroth A10V28 A10VD28 — axial piston pump 28 cm3
Bosch Rexroth A10V28 and A10VD28 are compact axial piston hydraulic pumps designed for operation in open hydraulic circuits of mobile equipment. The A10V28 model is used as a single pump for standard hydraulic systems, while the A10VD28 is a tandem pump configuration allowing two hydraulic circuits to operate simultaneously.
Pumps of this series are widely used in mini excavators and compact construction equipment. They provide stable hydraulic flow, reliable pressure characteristics and long service life in demanding operating conditions.
Full model range in the section Bosch Rexroth A10V A10VO A10VSO series.
Technical specifications
- Displacement: 28 cm3
- Operating pressure:
- Nominal: up to 28 MPa 280 bar
- Maximum: up to 35 MPa 350 bar
- Maximum speed:
- A10V — up to 3000 rpm
- A10VD — typically up to 2500 rpm
- Flow rate (at 1500 rpm): ~42 l/min
- Weight:
- A10V28: 14–18 kg
- A10VD28: 20–24 kg
Installed in equipment
-
Komatsu
- Komatsu PC40-1 — Mini Excavator
- Komatsu PC45-1 — Mini Excavator
- Komatsu PC60-1 — Mini Excavator
-
Yanmar
- Yanmar B37 — Mini Excavator
- Yanmar B50 — Mini Excavator
- Yanmar ViO35 — Mini Excavator
- Yanmar ViO50 — Mini Excavator
-
Kubota
- Kubota KX91 — Mini Excavator
- Kubota KX101 — Mini Excavator
- Kubota U35 — Mini Excavator
-
IHI
- IHI 35J — Mini Excavator
- IHI 50J — Mini Excavator
-
Takeuchi
- Takeuchi TB035 — Mini Excavator
- Takeuchi TB045 — Mini Excavator
-
Case
- Case CX36 — Mini Excavator
- Case CX50 — Mini Excavator
-
New Holland
- New Holland E35 — Mini Excavator
- New Holland E50 — Mini Excavator
Spare parts for Bosch Rexroth A10V28 A10VD28
- Cylinder block Rotor
- Drive Shaft
- Separation Bush
- Ball guide
- Disk Spring
- Snap Ring
- Slider
- Coupling of drive shaft
- Cylinder block press pin
- Roller Bearing
- Valve plate
- Piston shoe
- Rotor Spring
- Regulator assembly
- Seal kit pump
- Shaft Seal
- Cradle Bearing Cage
- Servo Piston
- Swash plate (cam rocker)
- Washer
Repair and service A10V28 A10VD28
Professional repair and maintenance of Bosch Rexroth A10V28 and A10VD28 pumps include diagnostics of pressure, flow performance and regulator operation. During overhaul worn internal components such as piston assemblies, bearings and seals are replaced.
- Inspection of cylinder block and piston assembly
- Diagnostics of swash plate and bearing units
- Testing of hydraulic regulator and servo mechanism
- Final performance testing on a hydraulic test bench
Contact us — we will help you select the correct Bosch Rexroth A10V28 A10VD28 pump or the required spare parts for your equipment.
Spare parts diagram Bosch Rexroth A10V28 A10VD28
Spare Parts Diagram
Technical specifications verified by the Aspect Plus technical catalog.