Tapered Roller Bearing Cup, Bore Diameter 2 43/64 in, Compatible Cone Grainger Part Number 55PY92, Compatible Cone Manufacturer Part Number LM102949, Cup Width 0.62 in, Maximum Temperature 250 Degrees F, Minimum Temperature -40 Degrees F, Outside Diameter 2 57/64 in, Overall Width 0.62 in, Ring Material Alloy Steel, System of Measurement Inch, ABMA Rating Class 0, Application Forestry, Mining, Steel Manufacturing, Housing Fillet Radius 0.8 mm, Ring Material Grade 52100, Standards ABMA