The Nachi 5310 is a double-row angular contact ball bearing designed for demanding rotary and automation applications, offering a 50 mm bore, 110 mm outer diameter, and 44.4 mm width for robust performance in compact spaces. Engineered to handle high dynamic loads up to 90,000 N and static loads up to 68,000 N, this bearing is ideal for applications requiring both radial and axial load support. Its double-row design provides stability and durability, while the open configuration ensures easy maintenance. Precision-machined from high-quality steel, the 5310 delivers reliable operation, smooth rotation, and long service life in industrial environments.