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 5855-01-479-1277
NSN 6145-01-386-3976
NSN 6220-01-463-8520
NSN 6135-01-142-2417
NSN 6650-00-509-5248
NSN 6135-01-185-3614
NSN 6110-01-481-6018
NSN 6610-00-106-8439
NSN 6220-00-469-3292
NSN 5895-01-514-2948
NSN 5935-01-571-6810
NSN 5855-01-391-7472