... , hydraulic tank , piston pilot valve , cradle , cylinder , plug , washer , shoe plate, swing motor ass'y , the main pumps and ... , liquid adding pump , timer unit, connector· hydraulic kit(18)swing, seal , hydraulic breakers k , bushing , floating seal ass'y ... , bearing , gear , shaft drive , gear drive , gear , shaft , swing,gear , shaft, gear sun , rotation bearing , run gear , rotary gearrubber ...