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 6645-01-426-3378
NSN 4140-01-566-3918
NSN 6610-00-149-1534
NSN 5910-01-417-1255
NSN 6320-00-925-0558
NSN 6135-01-205-5965
NSN 6110-01-054-3032
NSN 5985-00-131-4315
NSN 5998-01-352-4646
NSN 5975-01-511-4075
NSN 5835-01-615-8864
NSN 5930-01-224-7917