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 5920-00-787-8033
NSN 2925-01-594-5385
NSN 6650-00-157-9403
NSN 5925-00-005-3694
NSN 2925-01-415-0264
NSN 6620-00-726-4849
NSN 5996-01-391-2733
NSN 5965-00-937-1851
NSN 2925-01-487-0886
NSN 6135-01-264-1311
NSN 5990-01-215-0590
NSN 6650-00-067-3572