NJ212‑EM1 Cylindrical Roller Bearing 60×110×22mm Single Row for Gearbox Motor Product Overview NJ212-EM1 is a single row NJ-type cylindrical roller bearing equipped with solid machined brass cage. Featuring separable inner ring and outer ring structure, this bearing is mainly designed to withstand heavy radial loads and supports one-way axial load. Open type structure allows sufficient lubrication and high-speed operation. With high rigidity and low friction performance, it