Tapered Roller Bearing Cone, Bearing Industry Number LM11749, Bore Diameter 43/64 in, Bore Type Cylindrical, Cage Material Pressed Steel, Compatible Cup Grainger Part Number 55PY95, Compatible Cup Manufacturer Part Number LM11710, Cone Width 0.575 in, Maximum Temperature 250 Degrees F, Minimum Temperature -40 Degrees F, Number of Rows One, Outside Diameter 1.457 in, Ring Material Alloy Steel, Roller Material Alloy Steel, System of Measurement Inch, Bore Diameter Tolerance +0.020 to -0 mm