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 5905-01-414-6970
NSN 5920-00-059-4659
NSN 6220-00-815-8194
NSN 6620-00-613-3023
NSN 5855-00-832-6528
NSN 5950-01-488-5526
NSN 5920-01-406-5648
NSN 6610-00-008-0217
NSN 6650-00-607-1351
NSN 6105-01-215-1174
NSN 5935-01-056-0253
NSN 5895-01-599-6481