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 5996-01-090-9751
NSN 5920-01-417-3142
NSN 6130-01-658-1673
NSN 5990-01-658-9964
NSN 5965-00-253-1302
NSN 6320-01-207-0636
NSN 6620-00-003-2020
NSN 5975-01-447-4460
NSN 5999-00-616-5790
NSN 4140-00-239-9174
NSN 6650-01-024-9554
NSN 5965-01-444-0342