KOYO BEARING 6304C3

The Koyo 6304C3 is a premium, single-row metric deep groove ball bearing. Manufactured by JTEKT, it features a 20 mm inner diameter, 52 mm outer diameter, and 15 mm width. The C3 designation denotes a larger-than-standard radial internal clearance, allowing for thermal expansion in high-speed or high-temperature environments.