The 5308 ZZ/C3 TTN double row angular contact ball bearing is designed for high-load applications, featuring a bore size of 40mm and an outer diameter of 90mm. This bearing has a C3 internal clearance, allowing for thermal expansion and higher speeds. Made from premium steel, it offers exceptional strength and resistance to wear. The ZZ design includes metal shields that protect against dirt and moisture while retaining lubrication. This bearing is perfect for use in various machinery, ensuring reliable performance and compliance with ISO standards.