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 5930-01-119-2847
NSN 5835-01-495-0595
NSN 5935-01-158-8187
NSN 5945-00-419-4931
NSN 6645-00-752-2939
NSN 5835-01-560-3486
NSN 5990-01-174-6851
NSN 5950-01-422-6477
NSN 5905-00-643-7361
NSN 6135-00-542-6728
NSN 6610-00-927-7415
NSN 6135-01-222-0703