
Kayaba PSVD2-21 — variable displacement axial piston pump 21 cm³
Kayaba PSVD2-21 variable displacement axial piston pump (open circuit) integrates three components in a single housing: a split-flow piston pump (one cylinder block with two independent flows), a gear pump and a pilot pump (gerotor pump). The compact all-in-one design is the key advantage of the PSVD2 series for mini excavators. Designed for 2–5-tonne mini excavators from Yanmar, Hitachi, Kubota, Case and Sunward.
Full model range in the section Kayaba PSVD series.
Technical specifications PSVD2-21
- Displacement: 21 cm³
- Maximum pressure: 250 bar (25 MPa)
- Maximum speed: 2500 rpm
- Weight: 24 kg
Installed in equipment
-
Yanmar
- VIO55 — Mini excavator
-
Hitachi
- EX50U — Mini excavator
- EX55UR — Mini excavator
-
Kubota
- KX121-2 — Mini excavator
-
Case
- CX36 — Mini excavator
-
Sunward
- SWE40 — Mini excavator
- SWE50E — Mini excavator
OEM numbers PSVD2-21
-
Kubota
- 20630-32101
-
Kayaba
- B0600-21012
- B0600-21002
- B0600-21026
- B0600-21030
Spare parts for Kayaba PSVD2-21
- 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 PSVD2-21
Diagnostics and repair of hydraulic pump Kayaba PSVD2-21: monitoring operating pressure and leaks, inspection of the piston group and valve plate, and bench testing after repair.
Contact us — we will repair PSVD2-21 and provide spare parts with quality warranty.
Spare Parts Diagram Kayaba PSVD2-21
Spare Parts Diagram
Technical specifications verified by the Aspect Plus technical catalog.