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 4140-01-551-9540
NSN 6610-01-167-1771
NSN 7035-01-647-4897
NSN 5855-01-188-4049
NSN 5998-01-097-7158
NSN 5960-01-328-8248
NSN 5975-01-413-4889
NSN 6135-01-156-4627
NSN 6610-00-801-4652
NSN 4140-01-618-6417
NSN 6220-00-523-0182
NSN 5960-01-632-6576