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 6610-01-233-5857
NSN 6645-01-428-3576
NSN 4140-01-525-2201
NSN 6685-01-448-4056
NSN 6685-00-274-5533
NSN 5925-01-354-9726
NSN 5835-01-314-2781
NSN 6650-01-027-1181
NSN 5945-00-866-6988
NSN 5999-01-149-3583
NSN 5996-00-828-9244
NSN 6240-00-130-5643