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 5985-01-559-3121
NSN 6320-01-585-8468
NSN 5920-01-352-7223
NSN 5999-01-355-1444
NSN 6105-00-403-1392
NSN 6220-01-361-8946
NSN 6240-01-324-0323
NSN 5965-01-561-7560
NSN 6135-00-120-1034
NSN 6645-01-607-5999
NSN 5950-00-186-9097
NSN 5950-01-083-6389