S6902-2RS Ceramic Bearing ABEC-3 Si3N4 Sealed 15x28x7mm Bearing

S6902-2RS ABEC-3 Ball BearingStainless Steel and Ceramic BallsSi3N4 Silicon Nitride15mm x 28mm x 7mm S6902-2RS Stainless Steel Ceramic Balls ABEC-3 quality Ball Bearing, features dual rubber seals for enhanced protection against dust and contaminants, plus it’s pre-lubricated with grease so it’s ready to roll right away. S6902-2RS Ball Bearing Deep Groove Radial Ball Bearing Material: Stainless Steel Balls: Si3N4 Ceramic (Silicon Nitride) Closures: Rubber Seals Lubrication: Pre-lubricated with grease Size: 15mm x 28mm x 7mm Inner Diameter: 15mm Outer Diameter: 28mm Width: 7mm Quantity: 1 Bearing Marking: S6902RS = 61902RS1 💡 What Does ABEC-3 Mean? ABEC-3 is a precision rating from the Annular Bearing Engineers’ Committee (ABEC) that indicates the tolerance and accuracy of a ball bearing. A bearing with an ABEC-3 rating offers reliable precision and smooth rotation for most electric motors, tools, and hobby applications. It’s a great balance between performance, cost, and