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 6650-01-605-4399
NSN 4140-01-378-5753
NSN 6105-00-978-7882
NSN 5975-00-526-4701
NSN 6110-00-188-9874
NSN 5975-01-027-6657
NSN 6150-01-542-4913
NSN 5855-01-407-5058
NSN 5950-01-020-7717
NSN 5930-01-373-5515
NSN 6620-00-856-8263
NSN 7035-01-369-1445