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 6220-00-910-0320
NSN 5920-01-033-2668
NSN 6105-01-158-0117
NSN 4140-00-150-8265
NSN 5965-01-207-0991
NSN 5895-01-658-7331
NSN 6135-01-268-6726
NSN 5910-01-276-4702
NSN 6650-00-097-8359
NSN 5996-01-431-2552
NSN 5975-00-145-7286
NSN 6240-01-078-3687