Pilot Gear Pump 4035495 For Hitachi Excavator UH082LC UH083 UH103 UH123 UH07-2. Name: Pilot pump, gear pump. Specification: Fits HPV125B main pump. Application: Hitachi Excavator UH082LC UH083 UH103 UH123 UH07-2 UH07-3 UH07-5 UH07-7 UH07LC-7 UH10-7 UH23 UH081 UH121 UH143 UH171 UH172. Duty For International Buyers. Orders are processed Monday thru Saturday, excluding legal holidays.