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 6150-01-616-4671
NSN 6645-01-607-5999
NSN 5985-01-487-4053
NSN 5935-01-101-5928
NSN 5835-01-501-0526
NSN 5910-00-488-7370
NSN 5950-00-820-5362
NSN 5905-01-603-4565
NSN 5895-00-166-0962
NSN 5935-01-658-6984
NSN 5999-00-952-2442
NSN 5910-00-276-8592