A specially shaped fabrication of ferrous or nonferrous bulk material. It has a cross section not conforming to the letters h, i, t, or z.
NSN 5835-01-457-7951
NSN 5950-01-287-0036
NSN 6220-01-419-1932
NSN 5965-01-326-0606
NSN 5998-01-535-6413
NSN 6320-01-498-4954
NSN 5905-01-227-0935
NSN 6110-00-288-4179
NSN 5960-00-126-4729
NSN 6320-01-029-2196
NSN 5985-00-925-8653
NSN 5920-00-142-4849