An assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).
steel overall material, 0.0600 inches nominal cone corner radius, 0.8660 inches nominal cone width, 2.7500 inches minimum and 2.7505 inches maximum bore diameter, pressed retainer fabrication method