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 6145-01-518-8763
NSN 5930-01-476-7832
NSN 6610-00-737-0864
NSN 5925-00-459-0827
NSN 5920-00-244-8474
NSN 5990-00-419-0236
NSN 6145-01-383-6063
NSN 5920-00-100-7219
NSN 5990-01-120-1910
NSN 6240-01-461-2138
NSN 5950-00-277-4701
NSN 5990-01-642-1668