
Hitachi HPV050 — variable displacement axial piston hydraulic pump 50 cm³
Hitachi HPV050 is a tandem variable displacement axial piston hydraulic pump, the main pump for 12–13-tonne class excavators. Full model designation — HPV050FW-RH18C. The design includes two sections of 7 pistons each, drive and driven shafts. It is the entry-level model in the HPV series compared to the HPV102 — with lower output and designed for lighter class equipment. The pump is original equipment for Hitachi EX-5 series excavators.
Full model range in the section Hitachi HPV series.
Technical specifications HPV050
- Displacement: 50 cm³
- Weight: 120 kg
Installed in equipment
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Hitachi
- EX100-5 — Crawler excavator
- EX100M-5 — Crawler excavator
- EX120-5 — Crawler excavator
- EX130H-5 — Crawler excavator
- EX130K-5 — Crawler excavator
- EX135UR — Crawler excavator
- EX135UR-5 — Crawler excavator
- EX140US-5 — Crawler excavator
OEM numbers HPV050
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Hitachi
- 9147343
- 9149201
- 9151412
- 9151416
- 9151425
- 9152593
- 9153026
- 9153169
- 9156221
- 9156259
- 9158018
- 9159230
- HPV050
- HPV0050
- HPV050A
- HPV050B
- HPV050FW
Spare parts for Hitachi HPV050
- Cylinder block Rotor
- Drive Shaft
- Separation Bush
- Ball guide
- Disk Spring
- Snap Ring
- Slider
- Pressure Override Valve
- Coupling of drive shaft
- Charge Pump
- Cylinder block press pin
- Roller Bearing
- Cradle Bearing Set
- Retainer Plate
- Swash plate (cam rocker)
- Piston shoe
- Rotor Spring
- Regulator assembly
- Control Valve Regulator
- Seal kit pump
- Shaft Seal
- Servo Piston
- Wire
- Valve plate
- Ball guide washer
Repair and service HPV050
Diagnostics and repair of hydraulic pump Hitachi HPV050: monitoring operating pressure and leaks, inspection of the piston group and valve plate, and bench testing after repair.
Contact us — we will repair HPV050 and provide spare parts with quality warranty.
Spare Parts Diagram Hitachi HPV050
Spare Parts Diagram
Technical specifications verified by the Aspect Plus technical catalog.