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 5975-00-661-1832
NSN 5975-00-805-7433
NSN 6610-01-395-9324
NSN 6610-00-811-6072
NSN 5960-01-205-6629
NSN 5895-01-292-5513
NSN 6610-00-727-0882
NSN 5935-01-377-5257
NSN 6645-00-764-3355
NSN 5975-01-178-0938
NSN 6620-01-199-8580
NSN 5996-01-656-1558