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 5998-01-146-3761
NSN 6240-01-169-1686
NSN 5910-01-394-3729
NSN 5999-00-708-0457
NSN 5835-01-150-6084
NSN 6620-01-131-6980
NSN 5895-01-584-8225
NSN 5920-01-340-6950
NSN 6135-01-299-7252
NSN 5920-01-088-7958
NSN 6105-00-580-1435
NSN 7035-00-286-6221