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 4140-01-534-8125
NSN 4140-01-326-4449
NSN 5965-01-070-9265
NSN 6685-00-438-9377
NSN 5895-01-496-1430
NSN 5915-01-100-3241
NSN 6620-01-547-3623
NSN 6110-01-584-2866
NSN 6135-01-374-6631
NSN 5945-01-473-1821
NSN 2925-01-354-1752
NSN 6145-01-381-9878