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 4140-01-197-3889
NSN 5960-01-567-1096
NSN 6240-01-069-2688
NSN 5895-01-050-3490
NSN 7035-01-577-5705
NSN 6145-01-518-4646
NSN 5950-00-835-3808
NSN 5935-00-573-1347
NSN 6685-00-539-8060
NSN 6135-01-036-3495
NSN 6105-00-346-2391
NSN 6620-01-407-5619