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 6110-01-556-3143
NSN 5835-01-012-7667
NSN 5835-01-137-6075
NSN 5985-00-171-1841
NSN 5855-00-247-7219
NSN 5996-00-860-0860
NSN 6320-00-164-4087
NSN 6240-01-268-7104
NSN 5920-01-023-6818
NSN 5930-00-338-3005
NSN 5945-01-425-1326
NSN 6145-01-589-4198