Product Description
TRB RC 5x12x4mm Precision High Speed Ball Bearing, Ceramic Hybrid. Chrome Steel 52100 (GCr15) ABEC 5 Races with Ceramic Si3N4 Grade 5 Balls, Hybrid Seals, Each Bearing Contains 1 Low Contact Rubber Seal, 1 No Contact Metal Shield. 
Part SKU# YEL-MR125-RZ/Cx2 
Chromium Steel Races 
Ceramic Si3N4 Balls 
Low Torque Start Up 
Dimensions as follows: ID, OD, Width: 5x12x4mm
 
 
             
             
             
           
           
       
             
                   
           
           
                   
           
           
                  