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 5910-01-058-1395
NSN 5945-00-170-5885
NSN 5895-01-533-0776
NSN 5925-01-518-0786
NSN 6130-01-078-5643
NSN 5998-01-530-3557
NSN 6110-01-210-5607
NSN 6650-00-471-1117
NSN 5855-01-177-4751
NSN 5998-01-491-5439
NSN 6145-00-244-8152
NSN 5990-01-144-6994