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 6610-01-406-4985
NSN 6620-00-607-6990
NSN 6240-01-481-1796
NSN 5965-01-579-9141
NSN 5996-01-550-3111
NSN 5935-01-107-3729
NSN 6145-01-557-0653
NSN 4140-01-274-4762
NSN 5975-01-041-5836
NSN 6610-00-479-0681
NSN 6150-01-145-4340
NSN 6110-01-333-6010