The 6311 NR/C3 SKF Radial Ball Bearing is engineered for high performance in various industrial applications. With a bore diameter of 55 mm and an outer diameter of 120 mm, it is versatile for different machinery. The NR designation indicates a snap ring groove, providing additional retention options. The C3 clearance allows for thermal expansion, making it suitable for high-speed operations. Constructed from premium materials, this bearing ensures durability and longevity. It meets ISO standards for reliability, making it a trusted choice for demanding environments.