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 5996-00-851-2604
NSN 5835-01-228-8666
NSN 6130-01-356-3741
NSN 5965-01-165-3002
NSN 6650-01-146-8959
NSN 6145-00-505-7555
NSN 5950-01-482-8043
NSN 6220-00-038-1712
NSN 6135-00-145-8884
NSN 4140-00-635-9195
NSN 5925-01-170-4150
NSN 6130-00-834-0142