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 5950-01-608-7611
NSN 5985-00-994-7462
NSN 6220-00-815-5071
NSN 6620-01-022-9868
NSN 5895-01-569-0432
NSN 6135-01-068-0119
NSN 5905-00-507-9663
NSN 5996-01-027-1729
NSN 7035-01-256-9598
NSN 6135-00-145-8884
NSN 6240-01-613-5801
NSN 5855-01-526-5993