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 5996-00-900-8177
NSN 5999-00-516-9964
NSN 5905-00-130-2605
NSN 6150-01-500-5999
NSN 5920-00-945-1632
NSN 5855-01-162-5251
NSN 5935-00-688-4145
NSN 6110-01-218-6485
NSN 6110-01-268-8739
NSN 5996-00-019-3998
NSN 5915-01-317-6885
NSN 5855-01-468-1431