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 5855-00-198-3197
NSN 6610-01-653-5985
NSN 2925-01-290-8208
NSN 5835-01-568-7796
NSN 6150-00-443-8034
NSN 5990-01-312-2638
NSN 5920-00-642-9908
NSN 5975-01-196-0157
NSN 5925-01-401-5314
NSN 6610-01-492-2630
NSN 5965-01-368-9994
NSN 6150-01-463-7196