L520ZZW52 Miniature Shielded Bearing 2x5x2.5 snap ring included The CSK15 is a one-way

The CSK15 is a one-way clutch bearing that allows rotation in one direction while locking in the reverse direction

outer diameter is 32mm and width is 7mm

KBS5 NB Bearing

Width: 41mm

this bearing is widely used in electric motors

L520ZZW52 Miniature Shielded Bearing 2x5x2.5 snap ring included The CSK15 is a one-wayL520ZZW52 Shielded Ball Bearing 2mm x 5mm x 2. 5mm L520ZZW52 Shielded Ball Bearing, L520ZZW52 is radial and deep groove ball bearing, L520ZZW52 is made from Chrome Steel bearing is closed with metal shields to protect the bearing from dust or any possible contamination, L520ZZW52 is shielded and self lubricated,inner diameter is 2mm, outer diameter is 5mm and width is 2. 5mm. L520ZZW52 Ball Bearing Deep Groove Radial Ball Bearing Lubrication: Pre