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 6105-00-989-4097
NSN 6650-01-207-2905
NSN 6130-01-066-5072
NSN 5910-01-128-0922
NSN 5895-01-580-0152
NSN 5835-01-133-6485
NSN 5960-00-807-3870
NSN 6650-00-126-8990
NSN 4140-01-214-1968
NSN 5950-00-516-2436
NSN 5920-01-260-3945
NSN 5999-01-648-7649