Illustration: © IoT For AllThe first and most important function of a train wheel bearing is to reduce friction and allow for smoother rotation between the rotating shaft and the part that supports the rotation. The second function is to protect the part that supports the rotation and maintain the correct position for the rotating shaft. This helps in extending the life of the train. Axle BearingsMany factors are contributing to the overall load applied upon the rolling stock axle bearings. There is the load caused by rail joints, switches, and sometimes wheel flats, in addition to the static and …
