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 5950-01-112-8051
NSN 5835-00-678-6981
NSN 2925-01-629-9416
NSN 7035-01-026-0117
NSN 6130-00-450-7830
NSN 5960-01-065-9684
NSN 6320-01-349-5515
NSN 5999-01-128-9316
NSN 5910-00-938-8750
NSN 5915-00-893-3360
NSN 6645-01-265-2746
NSN 5935-01-474-6516