The component with code 20Y-26-22191 is preferred to ensure sealing elements operate in the correct position in heavy machinery travel and swing systems. This housing with part number 20Y2622191 plays a critical role in the balanced transfer of pressure and rotational movements in the system. Located in the substructure of the swing mechanism, the 20Y-26-22191 Komatsu Swing Planetary Carrier Seal Housing Cover prevents wear on the seal seat and avoids hydraulic oil leaks.
Part Compatibility and Assembly Details
These elements, used at the junction points of the transmission and swing gear group, must be installed by paying attention to bolt tightening torques and surface smoothness during assembly. The proper seating of the seal housing into the body is among the factors that directly affect the lifespan of the sealing element.
To confirm the part number located on your machine's chassis plate, you can compare the dimensions of 20Y-26-22191 with your removed old component.
