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 6130-01-449-1552
NSN 6110-00-009-5414
NSN 5920-01-219-0724
NSN 6240-00-968-9274
NSN 5905-00-350-8355
NSN 6150-01-526-2308
NSN 5999-00-454-0292
NSN 6105-01-468-8037
NSN 5945-01-216-2378
NSN 6240-00-527-8614
NSN 5895-01-133-6600
NSN 6130-01-215-6382