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 5975-01-448-9638
NSN 4140-01-560-8907
NSN 5835-01-632-6627
NSN 6685-01-253-1121
NSN 5855-01-433-3197
NSN 5915-01-496-4687
NSN 5999-01-290-1286
NSN 6650-01-319-8204
NSN 5925-00-410-4822
NSN 6130-00-253-5352
NSN 5975-00-101-5495
NSN 5965-01-063-7894