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 6320-00-450-7014
NSN 5855-00-494-9581
NSN 6650-01-110-2142
NSN 5950-01-144-5555
NSN 5990-01-200-7460
NSN 6145-00-702-0057
NSN 5996-01-188-2652
NSN 5920-01-315-6341
NSN 5895-01-068-3279
NSN 5935-00-482-5718
NSN 5990-01-595-9441
NSN 5996-00-965-5261