Tapered Roller Bearing Cup, Bore Diameter 5 17/64 in, Compatible Cone Grainger Part Number 55PY33, 55PY34, 55PY35, Compatible Cone Manufacturer Part Number 740, 744, 745A, 748S, 749, 749A, Cup Width 1.437 in, Maximum Temperature 250 Degrees F, Minimum Temperature -40 Degrees F, Outside Diameter 5 29/32 in, Overall Width 1.437 in, Ring Material Alloy Steel, System of Measurement Inch, Application Forestry, Mining, Steel Manufacturing, Housing Fillet Radius 3.3 mm, Ring Material Grade 52100