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 5950-01-479-2378
NSN 6150-01-194-7928
NSN 5990-00-702-2873
NSN 2925-01-617-6302
NSN 5950-00-601-6265
NSN 5998-01-487-7695
NSN 5910-01-371-3110
NSN 5975-01-481-3841
NSN 7035-01-227-2546
NSN 5895-00-617-6340
NSN 6650-00-440-3537
NSN 6130-00-409-9073