6903

The 6903 is a single-row, deep groove ball bearing with a narrow width. The 6903 measures 17mmx30mmx17mm. This is a very popular bearing used in bicycle hubs and motorcycle hubs. The 6903 bearing is made from AISI 52100 steel having an inner race, outer race, balls and cage retainer. It is designed to support radial and axial loads. More common applications include agricultural machinery and conveyor systems. The 6903 bearing is offered with seals, shields or Open. The standard version is manufactured to ABEC 1-3 standards.