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 6220-01-183-5378
NSN 5999-00-135-2404
NSN 6650-01-464-3143
NSN 6150-01-156-3844
NSN 5985-01-062-8174
NSN 5985-01-272-1190
NSN 6110-01-219-7041
NSN 5935-01-161-9601
NSN 5998-01-461-7796
NSN 6650-01-359-1770
NSN 5985-00-761-1980
NSN 5905-01-469-3317