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 5925-01-566-0909
NSN 5915-00-430-7543
NSN 5910-01-303-2945
NSN 4140-00-555-3856
NSN 6240-01-075-4857
NSN 5998-00-739-3289
NSN 4140-00-226-9807
NSN 6650-01-525-7370
NSN 6620-00-912-9623
NSN 5950-00-950-4528
NSN 5965-01-442-5405
NSN 6320-00-937-5625