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 5925-01-522-5370
NSN 5996-01-495-9197
NSN 6220-00-948-1034
NSN 5985-01-186-3343
NSN 6135-00-968-8594
NSN 5835-00-614-0650
NSN 5930-00-271-2382
NSN 6650-01-027-1181
NSN 5996-00-319-1820
NSN 5985-01-633-3291
NSN 5950-00-959-5462
NSN 6135-01-534-3007