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 5935-00-603-3160
NSN 5999-01-137-2362
NSN 5925-01-151-6518
NSN 6320-01-476-7702
NSN 6105-00-145-2607
NSN 5930-01-481-5426
NSN 5920-00-615-2241
NSN 6110-01-658-3101
NSN 6650-01-116-9731
NSN 6150-01-645-1142
NSN 5975-01-322-1682
NSN 6150-00-824-0075