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 5990-01-443-2931
NSN 5960-01-528-1147
NSN 5985-01-417-0969
NSN 6145-01-220-9149
NSN 6645-01-625-8023
NSN 6620-01-590-7035
NSN 6135-01-660-2840
NSN 6685-01-569-4374
NSN 5950-01-509-8670
NSN 5855-00-791-5000
NSN 4140-00-421-4555
NSN 6320-01-160-7757