Radial Ball Bearing Bearing Industry Number 6006 Bore Diameter 30 mm Closure Double Sealed For Environment Oily/Greasy Outer Ring Width 13 mm Outside Diameter 55 mm Ring Material Stainless Steel Seal Type Contact System of Measurement Metric Cage Material Stainless Steel ABEC Rating 1 Ball Material Alloy Steel Ball Material Grade AISI 52100 Bore Diameter Tolerance +0/-0.1 mm Cage Material Grade 304 Dynamic Radial Load Capacity 2 380 lbf Flange Diameter Not Applicable