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 6150-00-255-5575
NSN 5895-01-268-2295
NSN 6685-00-557-3786
NSN 7035-00-834-2090
NSN 5998-01-557-3386
NSN 5855-00-149-0766
NSN 6110-00-497-7139
NSN 6135-00-735-8530
NSN 5999-01-453-7798
NSN 7035-01-323-0164
NSN 5960-01-599-9821
NSN 6610-00-556-1870