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 4140-01-144-4581
NSN 6645-01-476-8013
NSN 6110-00-169-5722
NSN 5925-01-553-0465
NSN 6650-01-205-3014
NSN 5930-00-242-1002
NSN 6685-00-204-6037
NSN 5960-00-285-1001
NSN 6220-00-968-6665
NSN 5990-00-600-1844
NSN 5835-00-237-2879
NSN 6130-01-147-5049