S6902-2RS Hybrid Ceramic Bearing 15x28x7mm - Stainless Steel - ABEC-3 Thin Sealed Bearing the 21314EXW33 inner diameter is

the 21314EXW33 inner diameter is 70mm

7009CYP5 Nachi Angular Ball Bearings

🟢 Width: 5/16 inch

NJ316 width is 39mm

S6902-2RS Hybrid Ceramic Bearing 15x28x7mm - Stainless Steel - ABEC-3 Thin Sealed Bearing the 21314EXW33 inner diameter is6902 2RS Hybrid Ceramic Ball Bearing 15x28x7mm ABEC 3 Stainless Steel & Si3N4 Ceramic The S6902 2RS is a hybrid ceramic deep groove ball bearing that blends stainless steel races with Si3N4 ceramic balls for smoother performance and longer service life. With dual rubber seals and ABEC 3 precision, it's perfect for high speed tools, hobby motors, and general purpose mechanical systems. Size: 15mm ID x 28mm OD x 7mm Wide Type: Deep groove radial ball