NJ 220 EM1 C3 Cylindrical Roller Bearing 100×180×34mm Solid Brass Cage C3 Extra Clearance Industrial Transmission Bearing Product Overview NJ 220 EM1 C3 is a high‑load single‑row separable cylindrical roller bearing with dimension 100×180×34 mm. It is equipped with solid brass M1 cage and C3 extra radial clearance. This bearing can withstand heavy radial loads and one‑way axial load. The separable inner‑outer ring structure enables convenient installation and disassembly.