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 5990-00-253-0261
NSN 6105-01-067-4739
NSN 6645-01-259-4231
NSN 6135-01-139-1700
NSN 5910-01-326-1040
NSN 6150-01-268-6750
NSN 6150-00-243-7449
NSN 5910-01-537-6377
NSN 5835-01-514-5758
NSN 6240-01-218-5187
NSN 6105-01-084-8157
NSN 6220-00-443-1693