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 6240-01-502-6405
NSN 5998-01-264-6591
NSN 5998-01-580-4859
NSN 6610-00-785-4054
NSN 5935-00-171-8837
NSN 5920-00-378-1395
NSN 6610-01-568-5341
NSN 6135-00-951-2890
NSN 6240-00-880-1893
NSN 7035-01-219-9476
NSN 6110-01-275-1039
NSN 5915-00-393-1850