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 5935-01-560-1364
NSN 5905-01-164-5453
NSN 6135-01-512-8740
NSN 5998-00-968-1242
NSN 6320-01-611-4918
NSN 6240-01-645-2228
NSN 5945-01-128-3205
NSN 6150-00-451-0522
NSN 6320-01-372-1170
NSN 5835-01-187-8986
NSN 6110-01-217-4238
NSN 6650-01-112-0453