Tapered Roller Bearing Cone Bearing Industry Number 33287 Bore Diameter 2 7/8 in Bore Type Cylindrical Cage Material Pressed Steel Compatible Cup Grainger Part Number 1YTX7 Compatible Cup Manufacturer Part Number 33462 33472 Cone Width 1.187 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 4.409 in Ring Material Alloy Steel Roller Material Alloy Steel System of Measurement Inch Dynamic Load Capacity 129 kN