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 5910-01-478-7346
NSN 5990-01-432-0523
NSN 5835-00-794-7500
NSN 6105-01-491-4200
NSN 5905-01-454-5346
NSN 6105-00-635-9809
NSN 5945-00-253-7175
NSN 5905-01-273-0473
NSN 4140-01-406-3626
NSN 6145-01-640-9925
NSN 6150-00-929-6164
NSN 5895-01-199-0147