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 6130-01-450-1936
NSN 6620-01-208-1092
NSN 6150-01-056-2095
NSN 5945-01-082-2771
NSN 5985-01-421-4559
NSN 6110-00-597-8072
NSN 5835-01-449-7511
NSN 6240-01-378-8227
NSN 5905-00-883-9754
NSN 5945-01-268-2243
NSN 6145-01-071-8834
NSN 6130-00-898-7290