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 6645-01-386-6311
NSN 5935-00-924-7287
NSN 6105-01-468-8570
NSN 5999-01-183-2184
NSN 6135-00-613-1068
NSN 5999-01-522-2030
NSN 6610-01-398-8815
NSN 7035-01-132-4034
NSN 5855-00-933-8286
NSN 2925-00-831-7024
NSN 6130-01-145-8183
NSN 5895-00-891-9697