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 5920-01-654-4440
NSN 5915-00-580-2716
NSN 5998-00-336-2396
NSN 6240-00-045-4588
NSN 6135-01-535-2307
NSN 5996-01-294-2679
NSN 5895-01-213-7541
NSN 6130-01-568-9479
NSN 5895-01-004-6692
NSN 5930-01-061-4810
NSN 6645-01-137-1684
NSN 6610-01-141-6343