Miniature Ball Bearing Bearing Industry Number 683 Bore Diameter 3 mm Closure Double Shielded Outer Ring Width 3 mm Outside Diameter 7 mm Ring Material Alloy Steel System of Measurement Metric ABEC Rating 1 Cage Type Shielded Dynamic Radial Load Capacity 70 lbf Flange Diameter Not Applicable Flange Thickness Not Applicable Flange Type Non-Flanged Includes Retaining Ring No Lubricant Material Multitemp Grease