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 6240-01-064-9727
NSN 5935-01-207-7213
NSN 5950-00-686-2821
NSN 5905-01-552-8910
NSN 5965-01-147-5289
NSN 6610-01-518-5594
NSN 4140-01-354-9036
NSN 5920-01-563-1597
NSN 5965-00-518-0958
NSN 6150-01-459-6325
NSN 5990-01-054-4255
NSN 6645-01-613-7389