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 6145-00-280-2154
NSN 5998-00-509-5069
NSN 6150-01-347-2545
NSN 5915-00-905-1590
NSN 5835-01-540-4995
NSN 5915-01-579-4810
NSN 6130-01-372-1811
NSN 5975-01-470-4965
NSN 5905-01-350-3275
NSN 5965-01-188-8530
NSN 6105-01-212-2142
NSN 2925-01-032-3814