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 6650-01-579-2137
NSN 6645-00-169-6759
NSN 5985-01-515-9184
NSN 2925-00-973-9413
NSN 5960-01-175-9880
NSN 5998-00-785-2827
NSN 5950-01-607-7553
NSN 5930-01-566-9821
NSN 5950-01-357-9484
NSN 6220-00-803-7041
NSN 5965-01-308-3786
NSN 6135-01-432-1334