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 6645-01-301-9462
NSN 5935-00-992-9590
NSN 5895-00-827-0240
NSN 6135-01-633-8502
NSN 6645-01-602-3813
NSN 5920-00-004-6372
NSN 5835-01-548-1143
NSN 6150-01-408-5878
NSN 5965-01-605-0090
NSN 5999-01-294-8367
NSN 6685-01-370-4238
NSN 5950-01-132-5008