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 6650-01-139-5238
NSN 5965-00-420-9203
NSN 5996-00-958-4244
NSN 6620-00-179-9079
NSN 5855-01-157-3093
NSN 6650-01-290-4001
NSN 5999-00-682-3525
NSN 6130-01-140-5707
NSN 5930-01-092-4307
NSN 5930-01-441-5466
NSN 6135-00-196-5267
NSN 5950-01-195-7911