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 5935-01-594-1248
NSN 5960-00-740-1369
NSN 6650-01-170-5440
NSN 5985-01-577-9520
NSN 2925-00-172-9264
NSN 6110-00-187-4537
NSN 6110-00-433-8014
NSN 5945-01-326-5192
NSN 6220-00-877-5326
NSN 6650-01-545-8851
NSN 5905-00-329-3785
NSN 5935-01-010-4675