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 5925-01-139-3866
NSN 5855-01-229-3864
NSN 5935-01-516-5405
NSN 5985-00-201-8779
NSN 6650-00-859-1859
NSN 6220-00-312-2007
NSN 5855-01-608-1235
NSN 6220-01-259-4420
NSN 6620-00-486-6443
NSN 5975-01-060-4903
NSN 6105-00-801-2629
NSN 6645-00-551-8291