Tapered Roller Bearing Cone Bearing Industry Number 46790 Bore Diameter 6 1/2 in Bore Type Cylindrical Cage Material Pressed Steel Compatible Cup Grainger Part Number 55PX90 Compatible Cup Manufacturer Part Number 46720 Cone Width 1.562 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 8.583 in Ring Material Alloy Steel Roller Material Alloy Steel System of Measurement Inch Bore Diameter Tolerance +0.0008 to -0.0000 in