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 6135-00-961-3603
NSN 5925-01-234-2182
NSN 6150-01-227-6524
NSN 6620-01-625-2855
NSN 5855-00-631-4565
NSN 5855-00-885-8452
NSN 5935-01-572-0364
NSN 5835-01-024-9249
NSN 6240-00-553-8891
NSN 6240-00-919-9186
NSN 6620-01-591-1331
NSN 6620-01-241-9592