Tapered Roller Bearing Cup Bore Diameter 4 41/64 in Compatible Cone Manufacturer Part Number HM516442 HM516448 Cup Width 1.281 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Outside Diameter 5 1/4 in Overall Width 1.281 in Ring Material Alloy Steel System of Measurement Inch ABMA Rating Class 0 Application Forestry Mining Steel Manufacturing Housing Fillet Radius 3.3 mm Ring Material Grade 52100 Standards ABMA Static Load Capacity 305 kN