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 5999-01-459-6403
NSN 5999-01-251-0935
NSN 5950-01-239-3976
NSN 5965-01-633-8849
NSN 6130-00-675-0106
NSN 6130-00-919-2823
NSN 5990-01-443-2931
NSN 5925-00-111-1969
NSN 5920-01-384-3387
NSN 6320-00-284-1524
NSN 5920-00-010-0525
NSN 5985-01-525-9549