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 6645-00-790-0944
NSN 7035-00-483-8630
NSN 5930-00-254-4523
NSN 5895-01-054-3799
NSN 6130-01-318-0254
NSN 6650-00-597-7313
NSN 5905-01-091-2712
NSN 5945-01-210-9838
NSN 5855-00-494-9581
NSN 6610-01-295-6327
NSN 5975-00-186-8884
NSN 6240-01-609-2301