p0 steel cage Eccentric Bearing 22UZ4117187T2 p4 cylindrical roller bearing The 22UZ4117187T2 is a P4-grade high-precision cylindrical roller bearing, designed for high speed, low vibration, and stable radial load bearing. It is widely used in small precision machine tool spindles, high-speed micro-motors, and precision reducers. Features 1.P4 high precision: Ultra-low runout ensures small equipment machining/operation accuracy. 2.Double-row: Enhances load capacity by 25% vs