Tapered Roller Bearing Cone Bearing Industry Number HH224346 Bore Diameter 4 1/2 in Bore Type Cylindrical Cage Material Pressed Steel Compatible Cup Grainger Part Number 55PY55 Compatible Cup Manufacturer Part Number HH224310 Cone Width 2.625 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 7.941 in Ring Material Alloy Steel Roller Material Alloy Steel System of Measurement Inch Dynamic Load Capacity 635 kN