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 5905-01-139-3827
NSN 5965-00-772-0545
NSN 6130-01-608-4029
NSN 5950-00-602-4814
NSN 5835-00-137-3926
NSN 6150-01-428-9423
NSN 6110-01-432-2442
NSN 5915-00-255-2057
NSN 5925-01-237-1044
NSN 5915-00-291-3736
NSN 5960-00-287-4982
NSN 5915-00-619-3987