This is the cone only
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).
Classification: Other ball or roller bearings, including combined ball/roller bearings, nesoi
NSN 5990-01-112-5281
NSN 6130-01-149-9148
NSN 6645-01-432-1068
NSN 6150-00-934-9149
NSN 6320-01-564-0893
NSN 6150-00-246-6673
NSN 5990-01-481-3080
NSN 6610-01-387-5630
NSN 5920-01-452-1733
NSN 6650-01-515-0391
NSN 6610-01-325-6767
NSN 2925-01-426-3410