Tapered Roller Bearing Cone Bearing Industry Number 21075 Bore Diameter 3/4 in Bore Type Cylindrical Cage Material Pressed Steel Compatible Cup Grainger Part Number 55PX25 Compatible Cup Manufacturer Part Number 21212 Cone Width 0.859 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 1.969 in Ring Material Alloy Steel Roller Material Alloy Steel System of Measurement Inch Dynamic Load Capacity 44.5 kN