Radial Ball Bearing Bearing Industry Number 1628 Bore Diameter 5/8 in Closure Double Sealed For Environment Chemical Food and Beverage Pharmaceutical Poultry Outer Ring Width 0.5 in Outside Diameter 1 5/8 in Ring Material Stainless Steel Seal Type Contact System of Measurement Inch Cage Material Stainless Steel ABEC Rating 1 Ball Material Stainless Steel Bore Diameter Tolerance +0/-0.0003 in Cage Material Grade 304 Dynamic Radial Load Capacity 1 625 lbf