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 5999-01-019-2143
NSN 5975-00-424-3403
NSN 6110-01-603-4571
NSN 6610-01-103-4627
NSN 2925-01-397-8028
NSN 6150-01-578-7278
NSN 4140-01-309-5961
NSN 5985-00-153-4205
NSN 6645-01-480-9847
NSN 5985-00-571-2683
NSN 6240-01-647-6751
NSN 6105-00-419-3174