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 6240-00-617-9599
NSN 5915-01-047-4223
NSN 5950-00-243-8570
NSN 6105-01-157-5914
NSN 5996-01-014-6103
NSN 5990-01-462-1617
NSN 5855-01-125-4768
NSN 5945-01-233-5810
NSN 5950-01-652-6410
NSN 5935-01-005-2670
NSN 4140-01-550-3438
NSN 5960-01-495-0859