Tapered Roller Bearing Cone Bearing Industry Number 66225 Bore Diameter 2 1/4 in Bore Type Cylindrical Cage Material Pressed Steel Compatible Cup Manufacturer Part Number 66462 Cone Width 1.25 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 4.41 in Ring Material Alloy Steel Roller Material Alloy Steel System of Measurement Inch Dynamic Load Capacity 139 kN Inside Diameter 2.25 in Ring Material Grade 52100