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 6645-01-192-4079
NSN 5960-01-195-2166
NSN 5855-01-384-3314
NSN 5990-00-464-6385
NSN 5930-00-249-8964
NSN 5935-01-113-7853
NSN 6145-01-407-0289
NSN 6130-00-288-1886
NSN 6145-01-530-2014
NSN 6645-00-702-4386
NSN 6650-00-299-9681
NSN 6130-00-854-4490