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 6220-01-429-8534
NSN 6320-00-284-1524
NSN 6240-01-463-5158
NSN 6135-01-222-0703
NSN 6105-01-088-7044
NSN 6145-00-472-5497
NSN 6320-01-119-3935
NSN 5998-01-222-4673
NSN 5920-00-467-6805
NSN 6240-01-125-6901
NSN 6130-01-260-0156
NSN 5915-00-920-1173