![OEM 708-2K-01110 708-1W-00900 hydraulic piston pump excavator PC800-8 PC850-8 PC800SE hydraulic main pump](https://www.pumpassy.com/wp-content/uploads/2023/05/Y3T52TMQKN96ERT-1024x1024.jpg)
Pump body: made of cast iron, with a 2-bolt mounting flange and an input shaft
Drive shaft: connects the pump to the engine or motor and transmits the rotational force
Piston assembly: consists of pistons, cylinder block, and valve plate, and is responsible for pumping the hydraulic fluid
Seal kit: includes various seals, gaskets, and o-rings to prevent leakage and maintain pressure