
Uchida AP2D25 — variable displacement axial piston hydraulic pump 2 × 25 cm³
Uchida AP2D25 is a tandem 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 pilot control circuit supply. Used as the main pump in mini and compact excavators weighing 5–6 tonnes by Hyundai, Doosan, Volvo, Hitachi, Kobelco, Sumitomo, Komatsu, Caterpillar, New Holland and Airman.
Full model range in the section Uchida AP2D series.
Technical specifications AP2D25
- Displacement: 2 × 25 cm³
- Max. operating pressure: 350 bar
- Rated speed: 3500 rpm
Installed in equipment
-
Hyundai
- R55-7 — mini excavator
- R55-7K — mini excavator
- R55-9 — mini excavator
- R555-7K — mini excavator
- R55W-7 — wheeled excavator
- R55W-7A — wheeled excavator
- R55W-9 — wheeled excavator
- R60-5 — mini excavator
-
Doosan
- DH55 — mini excavator
- DH60-7 — mini excavator
- DX55 — mini excavator
- DX55W — wheeled excavator
- S55 — mini excavator
- Solar 55 — mini excavator
-
Volvo
- EC55 — mini excavator
- EC55B — mini excavator
- EC60 — mini excavator
- EW55B — wheeled excavator
-
Hitachi
- EX35 — mini excavator
- ZX60 — mini excavator
- ZX75U — mini excavator
-
Kobelco
- SK035 — mini excavator
-
Sumitomo
- SH55 — mini excavator
- SH60-2 — mini excavator
- SH65 — mini excavator
-
Komatsu
- PC45 — mini excavator
-
Caterpillar
- E305 — mini excavator
-
New Holland
- EH45 — mini excavator
-
Airman
- AX35 — mini excavator
OEM numbers AP2D25
-
Uchida
- AP2D25LV1RS7
- AP2D25LV1RS7-917-2
- AP2D25LV1RS7-927-5
- AP2D25DP
-
Doosan
- K1027212A
- K9006296
- 2401-9231
- 2401-9286
- 400910-00091
-
Hyundai
- 31M8-15020
- 31M8-15010
- 31M8-15021
- 31M8-10021
- 31M6-06010
- 31M6-06011
- 31M6-06012
-
Hitachi
- 4663300
-
New Holland
- PY10V00009F1
-
Volvo
- VOE14518004
- VOE14526311
- VOE14528547
Spare parts for Uchida AP2D25
- 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 AP2D25
Diagnostics and repair of pump Uchida AP2D25: monitoring operating pressure and leaks, inspection of the piston group and valve plate, and bench testing after repair.
Contact us — we will repair AP2D25 and provide spare parts with quality warranty.
Spare Parts Diagram Uchida AP2D25
Spare Parts Diagram
Technical specifications verified by the Aspect Plus technical catalog.