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 5915-01-397-5568
NSN 5985-01-040-3820
NSN 5999-00-269-5320
NSN 5990-01-084-0807
NSN 6610-00-606-7063
NSN 6110-01-435-6610
NSN 6240-01-630-3442
NSN 6105-01-607-0381
NSN 6610-00-078-9620
NSN 5835-00-946-2656
NSN 5985-00-147-6937
NSN 5925-01-077-3137