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 6130-01-578-5803
NSN 5965-01-566-0876
NSN 5960-01-192-3128
NSN 5895-00-025-2616
NSN 5996-01-539-1351
NSN 6135-01-329-7994
NSN 2925-01-381-5307
NSN 7035-00-946-2642
NSN 6105-01-556-2317
NSN 6650-01-581-2390
NSN 5960-01-335-5109
NSN 6220-01-282-5766