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 5985-00-401-7230
NSN 5996-01-355-9583
NSN 5835-01-163-4215
NSN 5985-01-144-5505
NSN 5990-01-616-9342
NSN 5945-01-445-7162
NSN 5895-01-014-7053
NSN 5920-01-243-8245
NSN 4140-01-607-8707
NSN 6110-01-114-7896
NSN 5998-01-434-2554
NSN 6135-01-370-2599