Thrust Bearing is used with 1.5″ Lift Screw and fits into Upper Bearing Plates UMP-523, UMP-641 and UMP-768. Measures 0.81″H x 1.17″D.
B/A Stocks a complete line of Boydstun Screw Trailer replacement parts
Acme Nuts, Bearing Plates, Screw Drive Motors, Actuators and Accessories, Bushings, Bearings and Seals, Valve Banks and more. We can even rebuild your Electrical Control Box.