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 6320-01-129-9656
NSN 6620-00-417-6285
NSN 5965-01-300-9664
NSN 6110-00-563-7672
NSN 6645-01-094-8917
NSN 6240-00-937-6083
NSN 6610-01-055-0468
NSN 5985-01-428-6828
NSN 6620-00-635-7347
NSN 5945-01-253-7529
NSN 5935-01-025-5111
NSN 4140-01-448-2714