18590/18520 - Timken Imperial Taper - 41.28x73.03x16.67mm 6903dd This 6812 ZZ bearing is

This 6812 ZZ bearing is a Shielded Thin Section Radial Ball Bearing with a standard radial internal clearance

This 6309DDU NSK bearing is a Sealed Deep Groove Radial Ball Bearing with a standard radial internal clearance The bearing's dimensions are 45x100x25

such as electric motors

This 7028CTRDULP3 bearing is a Super Precision angular contact bearing with a 15° contact angle and a phenolic cage

18590/18520 - Timken Imperial Taper - 41.28x73.03x16.67mm 6903dd This 6812 ZZ bearing isThis 18590 18520 bearing is a imperial taper roller bearing. The bearing's dimensions are 1. 6252x2. 8752x0. 6563inch 18590 Imperial Series Cone Reference Standard Bearing