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 5990-01-227-6526
NSN 5996-00-619-3378
NSN 6220-01-407-5639
NSN 6685-01-168-0668
NSN 6685-00-965-0192
NSN 6135-00-752-1589
NSN 5930-00-835-9945
NSN 6220-01-385-8457
NSN 6645-00-527-7258
NSN 6220-00-340-1313
NSN 6685-00-184-3894
NSN 6650-00-299-9681