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 6650-01-258-5871
NSN 6135-00-299-6918
NSN 5920-01-205-1631
NSN 6105-01-438-6955
NSN 4140-01-181-3213
NSN 5915-00-429-0784
NSN 6610-00-971-2503
NSN 5999-00-215-0182
NSN 5895-01-223-8570
NSN 5855-00-288-1408
NSN 6685-00-392-0940
NSN 5999-01-061-2924