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 5999-01-378-6293
NSN 5855-01-147-6024
NSN 5895-00-249-6612
NSN 6240-01-450-4886
NSN 6135-01-463-7077
NSN 6105-01-623-6204
NSN 5975-01-446-8773
NSN 5945-01-187-2638
NSN 6620-00-887-3451
NSN 6620-00-140-8644
NSN 5945-01-157-3934
NSN 5935-01-645-3739