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).
1.2500 inches nominal bore diameter, agav criticality code justification, wheel bearing f-5 nose wheel; tech order 4w3-8-13 end item identification, 0.6600 inches nominal cone width, 0.0930 inches nominal cone corner radius