Cylindrical Roller Bearing, Bearing Industry Number 3015, Bore Diameter 75 mm, Bore Type Tapered 1:12, Cage Material Brass, Closure Open, Inner Ring Outside Diameter 81.5 mm, Lubricant Material Grease, Oil, Maximum Speed 5,400 RPM Grease, 6,300 RPM Oil, Maximum Temperature 120 Degrees C, Minimum Temperature -40 Degrees C, Number of Rows Two, Outer Ring Inside Diameter 106 mm, Outside Diameter 115 mm, Overall Width 30 mm, Ring Material Alloy Steel, Roller Material Alloy Steel