5x11 Full Ceramic Bearing 5x11x4 Si3N4 Miniature5 x 11 x 4 Full Ceramic Silicon Nitride Ball Bearing One Bearing 5 x 11 x 4 Full Ceramic Silicon Nitride Ball Bearing, measures an inner diameter of 5mm, outer diameter is 11mm and the width is 4mm, Bearing is made from Ceramic. 5 x 11 x 4 Ball Bearing Full Ceramic Ball Bearing Cage Material: PTFE (Polytetrafluoroethylene) Inner outer races: Si3N4 Ceramic Balls: Si3N4 Ceramic (Silicon Nitride) Size: 5mm x 11mm x 4mm Inner Diameter: 5mm Outer Diameter:
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