Tapered Roller Bearing Cup Bore Diameter 1 3/4 in Compatible Cone Grainger Part Number 1YTV6 Compatible Cone Manufacturer Part Number L44640 L44643 L44649 Cup Width 0.42 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Outside Diameter 1 31/32 in Overall Width 0.42 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