Tapered Roller Bearing Cup Bore Diameter 1 19/32 in Compatible Cone Manufacturer Part Number 05062 05066 05075 05079 Cup Width 0.437 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Outside Diameter 1 27/32 in Overall Width 0.437 in Ring Material Alloy Steel System of Measurement Inch Application Forestry Mining Steel Manufacturing Bore Diameter Tolerance +0 to 0.013 mm Housing Fillet Radius 1.3 mm Ring Material Grade 52100 Standards ABMA