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 6685-01-391-6010
NSN 4140-00-913-8086
NSN 5975-01-429-9503
NSN 5990-00-918-4467
NSN 6130-01-326-4680
NSN 2925-01-519-3221
NSN 5910-01-487-8330
NSN 6130-00-244-1406
NSN 5915-01-633-9845
NSN 6240-00-893-4799
NSN 5935-01-382-8886
NSN 5930-00-314-6756