Tapered Roller Bearing Cup Bore Diameter 2 5/32 in Compatible Cone Grainger Part Number 55PX 14 55PX13 55PX15 Compatible Cone Manufacturer Part Number 15123 15125 15126 Cup Width 0.563 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Outside Diameter 2 7/16 in Overall Width 0.563 in Ring Material Alloy Steel System of Measurement Inch Application Forestry Mining Steel Manufacturing Housing Fillet Radius 1.3 mm Ring Material Grade 52100 Standards ABMA