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 6645-01-434-2648
NSN 6650-00-276-9838
NSN 5920-01-410-2893
NSN 6105-01-574-7711
NSN 5990-01-147-5225
NSN 5835-00-632-8621
NSN 6135-01-092-4734
NSN 6620-00-754-7494
NSN 5985-00-159-3587
NSN 2925-01-364-7926
NSN 5999-01-532-0146
NSN 6105-01-004-0456