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 6610-00-461-3186
NSN 6620-01-093-7592
NSN 5835-01-113-4604
NSN 6685-00-186-8522
NSN 6645-01-425-2330
NSN 5950-00-234-4406
NSN 7035-01-526-5393
NSN 6150-00-888-7194
NSN 6610-00-817-8772
NSN 5835-01-186-4961
NSN 5960-01-188-4558
NSN 6145-01-068-4668