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 7035-00-616-4410
NSN 5996-00-944-3455
NSN 6150-01-536-0630
NSN 6240-01-174-8354
NSN 5895-01-348-6713
NSN 5920-01-287-7541
NSN 6135-01-167-7604
NSN 5935-01-408-5118
NSN 6130-01-322-8507
NSN 5998-01-245-4516
NSN 5920-01-406-5648
NSN 6620-00-160-0844