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 4140-01-163-1557
NSN 5999-01-349-8682
NSN 6240-01-330-8126
NSN 6130-00-141-8317
NSN 2925-01-389-6874
NSN 5915-01-185-0198
NSN 6620-01-081-1042
NSN 6320-01-021-6633
NSN 5935-01-311-2510
NSN 5855-01-501-5683
NSN 6145-01-224-7228
NSN 6650-00-283-0978