Tapered Roller Bearing Cup, Bore Diameter 5 1/2 in, Compatible Cone Grainger Part Number 55PY70, Compatible Cone Manufacturer Part Number JHM720249, Cup Width 1.102 in, Maximum Temperature 250 Degrees F, Minimum Temperature -40 Degrees F, Outside Diameter 6 3/32 in, Overall Width 1.259 in, Ring Material Alloy Steel, System of Measurement Inch, ABMA Rating Class 0, Application Forestry, Mining, Steel Manufacturing, Housing Fillet Radius 0.1 in, Ring Material Grade 52100, Standards ABMA