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 5905-00-913-0282
NSN 6130-01-358-4943
NSN 5935-01-142-3312
NSN 6240-01-549-7138
NSN 5835-01-657-0245
NSN 5835-01-432-8801
NSN 6320-00-857-4073
NSN 5925-01-198-8981
NSN 5895-01-184-9117
NSN 6610-01-371-3006
NSN 6150-01-317-3639
NSN 5835-01-647-6426