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 6110-00-379-9693
NSN 6150-00-221-2593
NSN 5855-01-305-6101
NSN 5998-01-500-0582
NSN 5950-01-303-6994
NSN 6220-00-371-7589
NSN 5920-00-398-0766
NSN 5990-00-940-8528
NSN 5935-00-164-2690
NSN 5996-01-140-4424
NSN 5920-01-438-0557
NSN 6110-00-120-1215