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 5915-00-340-9803
NSN 5920-01-421-5362
NSN 5915-01-564-9258
NSN 5855-00-149-0766
NSN 5925-01-142-1996
NSN 6620-01-116-2632
NSN 5950-00-682-8264
NSN 5975-00-470-2320
NSN 5990-00-428-1895
NSN 5945-00-823-3085
NSN 5996-01-113-7960
NSN 5915-01-092-6838