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 5990-01-124-9063
NSN 5915-01-451-4332
NSN 5905-01-532-5565
NSN 5985-00-666-2987
NSN 5999-01-642-9608
NSN 6135-00-152-8729
NSN 5965-01-193-5221
NSN 5915-00-185-5355
NSN 5985-01-212-9628
NSN 6620-01-588-2319
NSN 5945-00-419-0184
NSN 6610-01-531-1079