Threaded slot on od for locking setscrew
A trunicated cone-shaped metal item generally tapered along its entire peripheral length, with a centrally located hole. It may be split (cut) through the material parallel to the axis.
NSN 5965-00-330-9672
NSN 6220-01-144-3719
NSN 7035-01-501-7259
NSN 5945-00-619-3553
NSN 4140-01-657-1239
NSN 5990-00-556-9851
NSN 5965-00-164-8092
NSN 6650-01-551-6866
NSN 6110-01-206-2720
NSN 5920-00-257-2950
NSN 6145-00-278-0697
NSN 5835-00-711-3371