Tapered Roller Bearing Cone Bearing Industry Number 74550A Bore Diameter 5 1/2 in Bore Type Tapered Cage Material Chrome Steel Compatible Cup Manufacturer Part Number 74845 74850 74850B Cone Width 1.875 in Lubricant Material Not Applicable Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 8.19 in Ring Material Carbon Steel Roller Material Carbon Steel System of Measurement Inch Dynamic Load Capacity 78 500 lbf