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 6220-01-132-8913
NSN 5945-00-755-6562
NSN 6650-00-991-8434
NSN 6620-00-449-1973
NSN 2925-01-440-9912
NSN 5925-00-660-3892
NSN 5835-01-169-5330
NSN 4140-01-574-3955
NSN 5999-01-179-2796
NSN 6220-01-641-4384
NSN 5999-01-118-1256
NSN 6105-00-362-1361