... ball bearing 51256 1.high quality of bearing and packaging 2.competitive price ... 51256Specifications:Single direction thrust ball bearings consist of one row of balls, which rotate, between a housing washer ... Single direction thrust ball bearings, can accommodate axial loads in one direction and locate a shaft axially ... any radial load.We can supply all kinds of famous brands,NSK,SKF,TIMKEN,KOYO,NICHI, ...