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 5910-00-262-7242
NSN 6645-01-583-8153
NSN 6650-01-218-9337
NSN 5910-00-189-9158
NSN 5999-01-650-1131
NSN 5920-01-300-3646
NSN 5935-01-361-8008
NSN 6150-01-047-4180
NSN 5990-01-066-5227
NSN 7035-01-574-8208
NSN 5905-01-463-8665
NSN 6110-00-141-1966