Tapered Roller Bearing Cone Bearing Industry Number 938 Bore Diameter 4 1/2 in Bore Type Cylindrical Cage Material Pressed Steel Compatible Cup Grainger Part Number 55PY46 Compatible Cup Manufacturer Part Number 932 Cone Width 2.625 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 7.602 in Ring Material Alloy Steel Roller Material Alloy Steel System of Measurement Inch Dynamic Load Capacity 525 kN Inside Diameter 4.5 in