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 5985-01-452-7531
NSN 5975-01-121-1596
NSN 6320-00-035-8781
NSN 6130-01-167-8036
NSN 5999-01-138-7336
NSN 6145-01-065-2692
NSN 6135-01-333-6737
NSN 5965-01-508-7940
NSN 6105-01-145-4324
NSN 6105-01-245-8932
NSN 6150-01-129-0500
NSN 6110-00-243-1646