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 4140-00-225-8586
NSN 5965-01-012-1065
NSN 7035-01-526-0191
NSN 5920-01-359-5925
NSN 5975-01-564-9182
NSN 6145-01-423-8470
NSN 4140-01-426-8428
NSN 6130-00-702-0402
NSN 5965-00-757-3403
NSN 5930-01-281-1897
NSN 5999-01-384-1638
NSN 5925-01-499-7490