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 5999-01-526-1753
NSN 2925-00-149-0760
NSN 7035-01-654-6337
NSN 4140-00-974-9994
NSN 5975-01-488-8247
NSN 5920-01-218-9342
NSN 6105-00-931-6803
NSN 6650-00-166-7160
NSN 5999-01-163-0857
NSN 5905-01-633-2224
NSN 6135-01-108-6057
NSN 6320-00-343-1798