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 5999-01-398-2541
NSN 6110-01-455-8824
NSN 6135-01-187-4382
NSN 6620-00-836-0399
NSN 6610-01-406-4985
NSN 4140-00-161-6327
NSN 5915-01-108-7978
NSN 6110-01-570-6387
NSN 5935-01-337-7874
NSN 5985-01-325-3963
NSN 5965-00-153-5216
NSN 6145-01-447-9903