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 5920-00-251-3561
NSN 5930-01-123-9047
NSN 6620-01-259-2411
NSN 5930-01-400-6126
NSN 5996-01-328-5635
NSN 4140-01-461-9345
NSN 5930-01-462-0427
NSN 5950-00-707-6107
NSN 6130-01-076-5968
NSN 6240-01-053-8462
NSN 6130-01-450-5531
NSN 5855-00-548-4742