Tapered Roller Bearing Cone Bearing Industry Number 388A Bore Diameter 2 1/4 in Bore Type Tapered Cage Material Chrome Steel Compatible Cup Manufacturer Part Number 382 Cone Width 0.864 in Lubricant Material Not Applicable Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 3.62 in Ring Material Carbon Steel Roller Material Carbon Steel System of Measurement Inch Dynamic Load Capacity 18 500 lbf Inside Diameter 3.269 in