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 5975-01-423-9387
NSN 6645-01-023-6756
NSN 6110-00-153-5395
NSN 6105-01-421-2644
NSN 5996-01-633-7979
NSN 5998-01-104-3878
NSN 6150-01-012-8639
NSN 5999-00-306-0628
NSN 6135-01-400-2947
NSN 5905-01-495-1087
NSN 5945-01-384-1417
NSN 6620-01-441-7896