Tapered Roller Bearing Assembly Bearing Industry Number 32306 Bore Diameter 30 mm Bore Type Cylindrical Cage Material Pressed Steel Cone Width 27 mm Cup Width 23 mm Flange Diameter Not Applicable Flange Type Non-Flanged Lubricant Material Not Prelubricated Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 72 mm Overall Width 28.75 mm Ring Material Carbon Steel Roller Material Carbon Steel System of Measurement Metric