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 5999-00-035-9288
NSN 4140-01-541-9142
NSN 5985-01-334-6593
NSN 6220-01-393-0223
NSN 5835-01-035-2976
NSN 6130-00-161-2418
NSN 5930-01-076-5610
NSN 6105-00-542-3666
NSN 7035-01-227-2546
NSN 5925-01-416-0913
NSN 5945-01-364-8496
NSN 4140-00-086-1660