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 5920-01-013-8594
NSN 5999-01-264-5181
NSN 5998-00-232-9544
NSN 5935-01-624-8340
NSN 6620-01-081-1042
NSN 6145-00-138-8479
NSN 6220-00-403-5014
NSN 5999-01-341-3179
NSN 6130-01-078-7571
NSN 6110-00-402-0055
NSN 6135-01-400-2947
NSN 5905-01-414-6108