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 6240-01-302-1624
NSN 2925-01-469-8229
NSN 6135-01-553-7711
NSN 5835-01-461-8184
NSN 6685-00-244-9117
NSN 6645-01-236-6387
NSN 5999-00-338-1965
NSN 6645-00-483-1415
NSN 6150-01-221-9570
NSN 6130-01-227-2250
NSN 6145-01-604-8619
NSN 5855-01-020-7982