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 6150-01-413-8381
NSN 6145-00-918-9494
NSN 6620-01-094-6549
NSN 2925-01-357-2512
NSN 6685-00-555-2299
NSN 7035-00-727-4068
NSN 6145-01-369-8025
NSN 4140-00-640-5807
NSN 5920-00-973-8366
NSN 5910-01-350-4290
NSN 6685-01-352-3204
NSN 6650-00-390-3568