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).
1.3386 inches nominal cone width, agav criticality code justification, 0.0800 inches nominal cone corner radius, used on c-5a/b main landing gear end item identification, 7.2510 inches nominal bore diameter