These backing plates are made from structural urethane and are uniquely designed to fit select styles of Timken square flange bearing block units
Please note the UFP backing plates only fit QAF/QMF/QAFL/QMFL square flange blocks that use either concentric or eccentric bearing shaft collars (Not available for tapered adapter or V-LockĀ® bearing units)
This urethane backing plate adds further protection to the primary seal located on the bearing with the addtion of a VR V-Ring nitrile seal sealing against both the shaft and the backing plate