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 6105-01-586-8715
NSN 5975-01-032-6748
NSN 5985-01-128-0296
NSN 6130-00-350-5737
NSN 5999-01-569-2765
NSN 5975-01-568-2311
NSN 6130-01-231-5511
NSN 5985-00-434-4322
NSN 5945-01-023-8729
NSN 5960-00-518-4704
NSN 5965-01-432-1943
NSN 5925-01-579-3744