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 5990-00-870-8310
NSN 5985-01-634-0635
NSN 6110-01-473-9550
NSN 4140-01-245-5684
NSN 5990-01-400-2195
NSN 5935-01-363-9720
NSN 5905-01-054-3393
NSN 6105-01-127-6267
NSN 6135-01-642-6830
NSN 5930-01-282-9879
NSN 6620-01-566-3456
NSN 6620-00-439-2442