1. Product Overview 51205 is single‑direction thrust ball bearing, dimension 25 mm bore × 47 mm OD × 15 mm height.This bearing consists of separable shaft washer, housing washer, steel balls and stamped steel cage. It is specially designed to bear heavy unidirectional pure axial load, cannot withstand any radial load . Separable components allow separate installation of shaft washer, housing washer and rolling element assembly for convenient mounting, disassembly and