Spherical Roller Bearing, Bearing Industry Number 22206, Bore Diameter 30 mm, Bore Type Cylindrical, Cage Material Steel, Closure Open, For Environment Highly Dusty and Dirty, Chemical, Harsh, Extreme High Temperature, Maximum Speed 11,000 RPM Oil, 8,800 RPM Grease, Maximum Temperature 400 Degrees F, Minimum Temperature -40 Degrees F, Outside Diameter 62 mm, Overall Width 20 mm, Ring Material Alloy Steel, Roller Material Alloy Steel, Seal Type Not Applicable, System of Measurement Metric