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 5999-00-407-0316
NSN 6145-01-161-7392
NSN 5996-01-495-0763
NSN 6130-00-403-2044
NSN 6110-01-459-1181
NSN 6645-01-367-2581
NSN 5965-00-811-3793
NSN 5935-01-554-0997
NSN 5999-01-100-4971
NSN 5855-00-782-7714
NSN 6320-01-343-8191
NSN 5925-00-169-4513