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 5920-01-044-5621
NSN 5925-00-011-2582
NSN 5990-00-038-6482
NSN 5935-00-138-1654
NSN 5915-00-556-2189
NSN 2925-00-964-7128
NSN 6220-01-186-0770
NSN 6685-00-228-3781
NSN 5985-01-443-6829
NSN 5999-00-823-4629
NSN 6110-00-514-2639
NSN 5930-01-158-2550