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 6220-00-258-2967
NSN 5905-01-288-4116
NSN 5960-00-945-1833
NSN 5935-01-633-9548
NSN 5998-01-602-2521
NSN 5999-00-071-4588
NSN 5915-01-054-2050
NSN 6610-00-142-9678
NSN 6150-01-610-7727
NSN 6150-01-517-5726
NSN 5910-00-550-1918
NSN 5935-01-153-2662