Radial Ball Bearing, Bearing Industry Number 61906, Bore Diameter 30 mm, Closure Double Sealed, For Environment Caustic, Chemical, Food and Beverage, Pharmaceutical, Poultry, Outer Ring Width 9 mm, Outside Diameter 47 mm, Ring Material Stainless Steel, Seal Type Contact, System of Measurement Metric, Cage Material Stainless Steel, ABEC Rating 1, Ball Material Stainless Steel, Bore Diameter Tolerance +0/-0.01 mm, Cage Material Grade 304, Dynamic Radial Load Capacity 1,630 lbf