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 6220-01-573-6204
NSN 5915-01-189-5471
NSN 6135-01-408-0313
NSN 5945-01-537-5645
NSN 6220-01-578-4401
NSN 5999-01-379-8991
NSN 5945-01-509-8510
NSN 5935-01-524-0976
NSN 5910-01-185-5247
NSN 5985-00-226-6846
NSN 6145-00-236-3226
NSN 6150-00-539-9812