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 6645-01-471-4960
NSN 6650-01-424-3947
NSN 5985-00-347-9770
NSN 5910-01-574-9765
NSN 5920-01-061-3158
NSN 6645-01-290-9428
NSN 4140-01-317-4698
NSN 6150-00-374-9318
NSN 5985-00-125-7642
NSN 5975-00-186-8884
NSN 5999-01-642-4484
NSN 5985-00-827-6827