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 6320-00-445-1187
NSN 6240-00-803-2777
NSN 6320-01-106-4414
NSN 6105-00-484-5106
NSN 5996-01-241-5255
NSN 6320-01-422-1212
NSN 6220-00-227-0528
NSN 6240-01-504-3653
NSN 5835-00-594-4921
NSN 6610-01-632-0996
NSN 5935-00-135-8797
NSN 6620-01-182-2853