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 5915-01-084-2966
NSN 5835-01-555-8963
NSN 6150-01-421-8840
NSN 5990-00-170-4239
NSN 6145-00-952-1815
NSN 6105-01-240-7070
NSN 5855-01-634-0259
NSN 5965-00-791-0964
NSN 5999-01-157-7203
NSN 6145-01-058-0899
NSN 5935-01-248-9432
NSN 5960-01-110-9235