AP2D12

Uchida AP2D12 — variable displacement axial piston hydraulic pump

The Uchida AP2D12 hydraulic pump is a double variable displacement axial piston pump with swash plate. Two independent pump sections in a single housing provide simultaneous supply to different hydraulic circuits — travel drive and working equipment — without mutual interference. Optionally equipped with a third gear pump for supplying the pilot control circuit. Installed as the main pump in mini excavators weighing up to 3 tonnes manufactured by Kobelco, Case, New Holland, Hitachi and Bobcat.

Full model range in the section Uchida AP2D series.

Technical specifications AP2D12

• Type: double variable displacement axial piston pump, swash plate
• Displacement: 2 × 12 cm³
• Max. working pressure: 350 bar
• Rated speed: 3500 rpm

Installed in equipment

• Kobelco

  • SK20 — Mini excavator
  • SK20SR — Mini excavator
  • SK20SR-3 — Mini excavator
  • SK25 — Mini excavator
  • SK25SR — Mini excavator
  • SK27 — Mini excavator
  • SK27SR-3 — Mini excavator
  • 27SR — Mini excavator
  • 27SR-3 — Mini excavator
  • 27SR-5 — Mini excavator
  • 27SR BTW — Mini excavator
• Case

  • CX17 — Mini excavator
  • CX18 — Mini excavator
  • CX20 — Mini excavator
  • CX22 — Mini excavator
  • CX26 — Mini excavator
  • CX27 — Mini excavator
  • CX27B — Mini excavator
• New Holland

  • E27 — Mini excavator
  • E27B — Mini excavator
  • E27SR — Mini excavator
  • E27-2SR — Mini excavator
  • EH27 — Mini excavator
• Hitachi

  • EX20U-3 — Mini excavator
  • EX20UR-3 — Mini excavator
  • ZX20U — Mini excavator
  • ZX20UR — Mini excavator
  • ZX27U — Mini excavator
• Bobcat

  • 331 — Mini excavator
  • MX331 — Mini excavator

OEM numbers AP2D12

• Uchida

  • AP2D12LV3RS7
  • AP2D12LV3RS7-952-0
  • AP2D12LV3RS7-966-2
  • AP2D12LV3RS7-973-0
  • AP2D12LV3RS7-980-0
• Kobelco

  • PM10V00017F1
  • PV10V00003F1
• Case / New Holland

  • 4438711
  • 4438456
  • 4438457
  • 4438459

Spare parts for Uchida AP2D12

• Cylinder block Rotor
• Drive Shaft
• Separation Bush
• Ball guide
• Disk Spring
• Snap Ring
• Slider
• Coupling of drive shaft
• Cylinder block press pin
• Charge Pump
• Roller Bearing
• Cradle Bearing Set
• Retainer Plate
• Swash plate (cam rocker)
• Piston shoe
• Rotor Spring
• Seal kit pump
• Shaft Seal
• Wire
• Valve plate
• Ball guide washer
• Pressure Override Valve
• Control Valve Regulator
• Regulator assembly
• Servo Piston

Repair and service AP2D12

We accept axial piston hydraulic pump Uchida AP2D12 for repair: full diagnostics of hydraulic parameters, assessment of wear of pistons and cylinder block, seal inspection and bench testing after restoration.

Contact us — we will select spare parts and repair hydraulic pump AP2D12 with warranty.

Spare Parts Diagram Uchida AP2D12

Spare Parts Diagram