Miniature Ball Bearing, Bearing Industry Number 1212, Bore Diameter 1/2 in, Closure Double Shielded, Outer Ring Width 0.156 in, Outside Diameter 3/4 in, Ring Material Stainless Steel, System of Measurement Inch, ABEC Rating 3, Cage Type Shielded/Unflanged, Dynamic Radial Load Capacity 81 lbf, Flange Type Non-Flanged, Includes Retaining Ring No, Lubricant Material Grease