Product Overview This is an original-specification swash-plate variable-displacement axial piston pump, model HK5V160DTP-9Y04 , specially fitted for SH300-5, 350-5, and CX360 excavators. It adopts a tandem variable piston pump structure with a pilot gear pump, acting as the main hydraulic power unit of the excavator. It supplies steady hydraulic oil for the boom, arm, bucket, and travel hydraulic circuits. Technical Specifications Pump Model HK5V160DTP-9Y04 Type Swash-plate