PSVD2-21

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