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 5905-00-914-5533
NSN 5905-01-134-2706
NSN 6620-00-445-8325
NSN 5990-01-341-5735
NSN 6610-01-028-7651
NSN 6105-01-658-3722
NSN 5965-01-535-0718
NSN 5930-01-140-8721
NSN 6145-01-180-9419
NSN 6650-01-462-5879
NSN 5998-01-246-2269
NSN 6150-01-326-6306