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 5915-00-244-1702
NSN 5965-01-272-3480
NSN 6110-01-019-6263
NSN 5920-00-283-7178
NSN 7035-01-334-5855
NSN 5915-01-186-0464
NSN 5996-01-325-2515
NSN 6610-01-128-2428
NSN 6620-01-062-4307
NSN 5998-01-352-2493
NSN 5960-01-609-6565
NSN 6150-00-443-0099