Tapered Roller Bearing Cup Bore Diameter 1 3/4 in Compatible Cone Grainger Part Number 55PW93 55PW94 55PW95 Compatible Cone Manufacturer Part Number 07087 07097 07100 Cup Width 0.375 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Outside Diameter 1 31/32 in Overall Width 0.375 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 mm