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 5985-01-159-4097
NSN 5855-01-650-3762
NSN 5960-01-231-1450
NSN 5985-01-302-6109
NSN 5920-00-636-4713
NSN 5965-01-220-0529
NSN 5996-01-514-1610
NSN 5975-00-235-6387
NSN 6620-01-038-3242
NSN 4140-01-155-5620
NSN 5950-00-216-7548
NSN 5945-00-383-5356