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 2925-00-532-1481
NSN 5905-01-203-8330
NSN 6150-01-547-0581
NSN 5998-00-813-1528
NSN 6650-00-239-9226
NSN 5985-01-493-6361
NSN 5935-00-391-5539
NSN 6650-01-437-9557
NSN 4140-01-605-7095
NSN 5950-01-625-4946
NSN 5895-01-015-8982
NSN 6130-01-181-5475