Tapered Roller Bearing Cone Bearing Industry Number 3980 Bore Diameter 2 3/8 in Bore Type Tapered Cage Material Chrome Steel Compatible Cup Manufacturer Part Number 3920 3920B 3925 3926 Cone Width 1.183 in For Cup Width 0.937 in Lubricant Material Not Applicable Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 4.17 in Ring Material Carbon Steel Roller Material Carbon Steel System of Measurement Inch