Tapered Roller Bearing Cone Bearing Industry Number 78250C Bore Diameter 2 1/2 in Bore Type Tapered Cage Material Chrome Steel Compatible Cup Manufacturer Part Number 78537 78551 Cone Width 1.308 in Lubricant Material Not Applicable Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 5.2 in Ring Material Carbon Steel Roller Material Carbon Steel System of Measurement Inch Dynamic Load Capacity 43 000 lbf