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 6105-01-653-8574
NSN 6150-00-727-8380
NSN 6650-00-942-8931
NSN 5895-01-502-8680
NSN 5960-00-140-9583
NSN 6645-00-664-4665
NSN 5965-00-787-3028
NSN 5915-01-377-5881
NSN 5965-00-568-5802
NSN 4140-00-613-9209
NSN 6110-01-182-2911
NSN 6620-01-360-9680