A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.
NSN 6105-00-596-9962
NSN 6110-01-259-3421
NSN 6645-00-042-9587
NSN 5835-01-382-4592
NSN 6145-01-400-1030
NSN 5935-01-568-0748
NSN 5915-00-862-6706
NSN 5985-01-540-5007
NSN 5920-01-423-8595
NSN 4140-01-512-8528
NSN 5925-01-629-1600
NSN 5925-01-590-6206