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 5930-01-084-5859
NSN 5965-01-315-5764
NSN 5920-01-376-0334
NSN 5855-00-987-1171
NSN 5996-00-392-7626
NSN 5920-00-117-8280
NSN 6105-00-226-2185
NSN 6135-01-656-0761
NSN 6645-00-994-6664
NSN 6220-01-522-1077
NSN 5905-01-366-1881
NSN 5975-01-615-4209