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 6130-01-372-5538
NSN 6150-01-358-5030
NSN 6150-00-284-2976
NSN 5855-01-149-4110
NSN 5950-01-565-6579
NSN 5925-00-814-8428
NSN 6130-00-141-0031
NSN 5855-01-236-9645
NSN 5999-00-811-8180
NSN 6610-00-277-7206
NSN 6145-01-022-8220
NSN 5920-00-510-7656