The Nachi 5211 angular contact ball bearing is designed for high-performance applications, featuring a 55mm inner diameter, 100mm outer diameter, and a width of 33.3mm. This double-row bearing supports dynamic loads up to 67,500 N and static loads up to 56,500 N, making it suitable for demanding environments. With a 20-degree contact angle, it provides excellent radial and axial load handling capabilities. The bearing is constructed with a flat outer ring shape and operates with a precision grade of 0, ensuring reliable operation in various industrial settings. It is available in open, shielded, and sealed configurations to suit different application needs.