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