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 5998-00-448-5910
NSN 5945-00-468-3656
NSN 5998-01-041-2749
NSN 5990-00-611-1661
NSN 6645-01-512-8472
NSN 6130-01-106-1511
NSN 6645-01-461-3725
NSN 5910-01-139-5085
NSN 2925-00-936-9344
NSN 5935-00-807-4541
NSN 2925-01-084-3347
NSN 5925-00-223-0362