Cylindrical Roller Bearing Bearing Industry Number 322 Bore Diameter 110 mm Bore Type Cylindrical Cage Material Brass Closure Open Inner Ring Outside Diameter 123 mm Lubricant Material Grease Oil Maximum Speed 3 100 RPM Oil 3 700 RPM Grease Maximum Temperature 120 Degrees C Minimum Temperature -40 Degrees C Number of Rows One Outer Ring Inside Diameter 227 mm Outside Diameter 240 mm Overall Width 50 mm Ring Material Alloy Steel Roller Material Alloy Steel