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 5975-01-035-3052
NSN 5905-01-206-8685
NSN 5910-00-896-9267
NSN 6130-00-058-9581
NSN 6130-00-838-8813
NSN 6645-00-775-2172
NSN 5990-01-164-8673
NSN 5945-01-127-7623
NSN 5835-01-525-3220
NSN 6610-01-045-9419
NSN 5960-01-370-4285
NSN 5965-00-959-4910