Tapered Roller Bearing Cone Bearing Industry Number JL819349 Bore Diameter 3 47/64 in Bore Type Tapered Cage Material Chrome Steel Compatible Cup Manufacturer Part Number JL819310 Cone Width 0.787 in Lubricant Material Not Applicable Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 4.84 in Ring Material Carbon Steel Roller Material Carbon Steel System of Measurement Inch Inside Diameter 5.315 in