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 6110-01-085-5172
NSN 6240-00-556-8657
NSN 6145-00-918-3187
NSN 5930-01-512-8724
NSN 5960-01-195-2166
NSN 6645-01-456-6035
NSN 5975-01-445-7365
NSN 4140-01-384-4389
NSN 6240-00-713-0237
NSN 4140-01-063-0551
NSN 6620-00-227-6776
NSN 5930-01-062-1560