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 5920-01-602-8439
NSN 5895-00-417-3215
NSN 5930-01-170-6722
NSN 5930-01-524-2888
NSN 5960-00-760-7382
NSN 5998-00-193-3989
NSN 5965-01-438-0647
NSN 5985-01-050-8231
NSN 5910-01-468-5571
NSN 5910-01-473-9825
NSN 5945-01-380-2234
NSN 5920-01-644-4286