Tapered Roller Bearing Cup Bore Diameter 6 39/64 in Compatible Cone Grainger Part Number 55PX94 Compatible Cone Manufacturer Part Number 48286 48290 Cup Width 1.313 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Outside Diameter 7 11/64 in Overall Width 1.313 in Ring Material Alloy Steel System of Measurement Inch Application Forestry Mining Steel Manufacturing Housing Fillet Radius 3.3 mm Ring Material Grade 52100 Standards ABMA