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 5999-00-104-5582
NSN 5935-01-512-5783
NSN 6650-01-579-2137
NSN 6650-01-587-5867
NSN 5925-00-471-1949
NSN 6110-01-328-5258
NSN 6150-00-782-7366
NSN 5835-01-364-6830
NSN 6220-00-437-2737
NSN 6150-00-068-3489
NSN 6220-01-464-2814
NSN 5950-00-671-7756