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 5960-00-932-3067
NSN 6110-01-609-6750
NSN 6320-01-101-5816
NSN 6110-01-373-5891
NSN 5965-00-959-4910
NSN 5965-00-378-3403
NSN 6135-01-036-3495
NSN 5999-00-872-8155
NSN 5945-01-055-1963
NSN 6620-01-606-8964
NSN 5965-01-347-4386
NSN 5990-00-130-7293