Tapered Roller Bearing Cone Bearing Industry Number 28990 Bore Diameter 2 7/16 in Bore Type Tapered Cage Material Chrome Steel Compatible Cup Manufacturer Part Number 28920 28921 Cone Width 0.968 in Lubricant Material Not Applicable Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 3.82 in Ring Material Carbon Steel Roller Material Carbon Steel System of Measurement Inch Dynamic Load Capacity 20 300 lbf