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 5985-01-365-2517
NSN 5998-00-070-9389
NSN 5960-01-113-4839
NSN 6130-01-513-9726
NSN 6105-00-422-2052
NSN 5835-00-419-0575
NSN 5910-00-912-5402
NSN 6150-01-391-7366
NSN 6645-00-143-1567
NSN 5965-00-964-1756
NSN 6610-01-083-3826
NSN 5935-01-521-3067