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 5975-01-044-6002
NSN 6685-01-591-8967
NSN 6110-01-600-1819
NSN 6105-01-321-0936
NSN 6240-01-150-2009
NSN 5895-01-191-5740
NSN 5999-01-151-9821
NSN 5985-01-335-2452
NSN 5910-01-064-9866
NSN 6685-01-224-6405
NSN 5855-01-555-3354
NSN 4140-01-608-3837