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 6650-00-425-7028
NSN 5910-01-237-1701
NSN 5975-01-649-2866
NSN 5945-00-934-9045
NSN 6150-01-424-2903
NSN 5950-00-756-5722
NSN 6130-00-978-4535
NSN 4140-01-044-6064
NSN 5935-00-597-3610
NSN 5950-01-294-4998
NSN 5855-00-004-0904
NSN 6610-01-212-4022