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 5965-01-148-4979
NSN 5990-00-968-4401
NSN 6650-00-901-4914
NSN 5920-01-245-6070
NSN 5998-01-370-8274
NSN 5960-01-195-2166
NSN 5998-01-258-8797
NSN 5925-00-353-0612
NSN 5920-00-407-6330
NSN 5905-01-030-8039
NSN 6220-00-710-7289
NSN 2925-00-373-8837