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 5965-01-104-5102
NSN 5990-00-788-9021
NSN 5965-00-959-4910
NSN 5920-00-868-7651
NSN 6150-01-642-7011
NSN 4140-01-202-8670
NSN 6645-01-433-1398
NSN 6620-01-238-8666
NSN 6135-01-268-7056
NSN 5915-00-202-5192
NSN 6240-01-461-9635
NSN 6610-00-161-7439