Tapered Roller Bearing Cone Bearing Industry Number 687 Bore Diameter 4 in Bore Type Cylindrical Cage Material Pressed Steel Compatible Cup Grainger Part Number 55PY25 Compatible Cup Manufacturer Part Number 672 Cone Width 1.625 in Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 6.299 in Ring Material Alloy Steel Roller Material Alloy Steel System of Measurement Inch Dynamic Load Capacity 247 kN Inside Diameter 4 in