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 5905-00-165-1777
NSN 6130-00-477-3711
NSN 5895-01-194-8120
NSN 6130-01-568-1417
NSN 6240-01-066-0110
NSN 6130-01-334-2153
NSN 6105-01-505-1830
NSN 5930-00-436-3624
NSN 6105-01-410-7634
NSN 6145-00-358-6700
NSN 6110-01-622-1983
NSN 5920-00-725-9493