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 6145-01-235-0141
NSN 5910-01-531-3096
NSN 6620-00-335-9462
NSN 6650-01-223-3113
NSN 4140-01-115-3707
NSN 4140-01-237-0603
NSN 2925-01-209-3584
NSN 5985-01-441-9894
NSN 5835-01-111-9838
NSN 5985-00-707-3473
NSN 5915-01-550-7810
NSN 6150-01-386-3844