Tapered Roller Bearing Cone Bearing Industry Number LM742749 Bore Diameter 8 1/2 in Bore Type Cylindrical Cage Material Pressed Steel Compatible Cup Grainger Part Number 55PZ13 Compatible Cup Manufacturer Part Number LM742710 Cone Width 1.812 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 10.984 in Ring Material Alloy Steel Roller Material Alloy Steel System of Measurement Inch Dynamic Load Capacity 400 kN