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 5920-01-393-0328
NSN 5990-01-263-9364
NSN 6220-01-513-7789
NSN 6240-01-547-2026
NSN 5905-01-198-1695
NSN 5910-00-601-6404
NSN 6220-01-274-0724
NSN 6685-01-629-3227
NSN 5998-00-320-6143
NSN 5945-00-754-3888
NSN 6620-01-443-8431
NSN 6620-00-992-5876