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 5915-01-357-4228
NSN 6320-01-147-9177
NSN 5996-01-058-8227
NSN 6650-01-277-8273
NSN 6650-01-258-5871
NSN 6130-01-642-7121
NSN 5925-00-677-8320
NSN 6135-00-840-6451
NSN 5985-01-474-0901
NSN 6620-01-309-1287
NSN 5985-01-468-4307
NSN 6610-01-525-7266