The NACHI 5217ZZ is a double row angular contact ball bearing featuring an 85 mm bore diameter, 150 mm outer diameter, and 49.2 mm width. It has a 20-degree contact angle and is double shielded with pressed steel cages for enhanced protection and durability. This bearing supports a dynamic load capacity of 112,000 N and a static load capacity of 103,000 N, suitable for high-load applications. It operates efficiently at speeds up to 3000 rpm with grease lubrication and 4000 rpm with oil. Manufactured in Japan, it offers reliable performance in demanding industrial environments.