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 5999-00-212-7853
NSN 4140-01-100-7922
NSN 5960-01-462-7704
NSN 6320-00-422-9006
NSN 6110-01-605-8820
NSN 5855-01-114-3513
NSN 5935-01-436-7307
NSN 6610-00-008-9568
NSN 6135-00-351-8606
NSN 6130-01-407-3772
NSN 5930-01-470-3798
NSN 5895-01-244-7434