Cylindrical Roller Bearing Bearing Industry Number 220 Bore Diameter 100 mm Bore Type Cylindrical Cage Material Brass Closure Open Inner Ring Outside Diameter 111 mm Lubricant Material Grease Oil Maximum Speed 3 500 RPM Grease 4 100 RPM Oil Maximum Temperature 120 Degrees C Minimum Temperature -40 Degrees C Number of Rows One Outer Ring Inside Diameter 169 mm Outside Diameter 180 mm Overall Width 34 mm Ring Material Alloy Steel Roller Material Alloy Steel