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 5910-01-212-3090
NSN 5935-01-242-2742
NSN 5920-01-559-5559
NSN 5930-00-673-6215
NSN 5855-01-003-7102
NSN 5999-01-590-2128
NSN 6645-00-371-1861
NSN 4140-01-110-0188
NSN 5910-01-302-3364
NSN 5835-01-237-8486
NSN 6105-00-161-1834
NSN 5999-01-428-4401