20-Pack 638-2RS Full Ceramic Si3N4 Bearings 8x28x9mm Miniature Turntables Lazy Susans Dimensions (mm) D Bi Be

Dimensions (mm) D Bi Be n m E W o T J G Y X ds (UNF-Thread) 80 49

Equal Koyo 63102Z

Closures: Rubber Sealed (both sides)

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20-Pack 638-2RS Full Ceramic Si3N4 Bearings 8x28x9mm Miniature Turntables Lazy Susans Dimensions (mm) D Bi Be638 2RS Full Ceramic Ball Bearings Si3N4 8mm ID 28mm OD 9mm Width This 20 pack of 638 2RS full ceramic ball bearings is built with silicon nitride (Si3N4) for both the balls and races, delivering top tier performance in corrosive, high speed, or non conductive environments. Commonly used in robotics, medical gear, and high end industrial equipment. Pack size: 20 bearings Size: 8mm x 28mm x 9mm Type: Deep groove full ceramic bearing Balls: Silicon