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 6610-01-607-4525
NSN 5975-00-804-1489
NSN 5960-01-640-6473
NSN 5925-01-650-3451
NSN 6685-01-512-2014
NSN 5996-01-558-2862
NSN 5925-01-476-8913
NSN 6645-01-081-2687
NSN 5905-00-225-6883
NSN 5895-00-988-4416
NSN 5945-00-975-2104
NSN 6685-01-392-0059