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 5950-00-708-7067
NSN 6145-01-232-2658
NSN 5915-01-514-6782
NSN 5905-00-167-0625
NSN 6650-00-618-9398
NSN 6240-01-367-1925
NSN 5855-01-391-3819
NSN 6620-01-201-9295
NSN 6150-01-226-6482
NSN 5950-01-317-4093
NSN 6145-01-330-6794
NSN 6645-01-599-2311