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 6610-00-947-7595
NSN 6650-01-100-0933
NSN 5950-00-406-3093
NSN 6240-00-907-3371
NSN 5998-01-534-4240
NSN 5920-00-198-4337
NSN 6105-01-140-0832
NSN 6130-01-158-6506
NSN 6105-01-213-0142
NSN 5985-01-556-3018
NSN 5985-00-440-2325
NSN 6650-01-351-3949