Product Overview This is an original-specification Kawasaki swash-plate variable-displacement axial piston pump, model HK3V63DT-9COS, specifically designed for Hyundai R130-7, R140-7, and R150-7 medium excavators. Featuring a tandem variable piston pump configuration coupled with a pilot gear pump, it serves as the machine's primary hydraulic power source, delivering stable, reliable pressure oil to the boom, arm, bucket, and travel circuits. Technical Specifications Pump