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 5945-01-288-0585
NSN 5950-00-402-4112
NSN 6220-00-420-6306
NSN 6645-00-983-2046
NSN 5990-00-277-3763
NSN 5950-01-381-5610
NSN 5835-01-432-8801
NSN 6110-01-118-4414
NSN 6105-00-146-9946
NSN 6105-00-233-9312
NSN 6620-00-866-4434
NSN 5945-00-236-9829