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 5945-01-054-3235
NSN 6145-01-160-6885
NSN 6685-01-199-1304
NSN 5998-00-189-0350
NSN 6110-01-365-4251
NSN 6645-01-620-4837
NSN 5895-00-518-4954
NSN 6650-01-417-3287
NSN 6130-01-202-2494
NSN 5855-01-145-4903
NSN 6150-01-506-0148
NSN 5998-00-687-8609