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 5985-00-051-7253
NSN 5855-01-020-7982
NSN 5945-00-104-5729
NSN 6135-00-405-1989
NSN 5895-00-872-0399
NSN 5965-01-623-6065
NSN 5910-01-020-7700
NSN 5990-00-776-4115
NSN 5925-00-732-7530
NSN 6685-00-849-7975
NSN 5990-01-621-6969
NSN 6645-00-300-0401