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 5920-01-088-8312
NSN 5985-01-400-5948
NSN 5935-00-147-8403
NSN 6650-01-189-0975
NSN 5935-00-155-8680
NSN 5895-01-649-1453
NSN 5965-01-347-1670
NSN 6135-01-447-3086
NSN 6105-00-455-6193
NSN 6620-00-269-5168
NSN 5985-01-430-2131
NSN 6645-01-381-7104