Tapered Roller Bearing Assembly Bearing Industry Number 32309 Bore Diameter 45 mm Bore Type Cylindrical Cage Material Pressed Steel Cone Width 36 mm Cup Width 30 mm Flange Diameter Not Applicable Flange Type Non-Flanged Lubricant Material Not Applicable Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 100 mm Overall Width 38.25 mm Ring Material Carbon Steel Roller Material Steel System of Measurement Metric