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 6135-01-518-6581
NSN 6240-01-381-4704
NSN 5925-01-357-5560
NSN 5855-01-178-8732
NSN 5985-01-453-2167
NSN 6110-01-633-9660
NSN 5998-01-547-9619
NSN 6610-00-225-9886
NSN 6320-01-397-9995
NSN 4140-00-177-0463
NSN 6130-01-407-7136
NSN 5985-01-424-1097