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 5945-01-015-4641
NSN 5999-00-446-9111
NSN 6620-01-023-9330
NSN 5960-01-334-5146
NSN 5855-01-057-7818
NSN 5945-00-238-7932
NSN 5999-01-111-5353
NSN 5920-01-470-5835
NSN 5990-00-450-5413
NSN 6650-01-391-7527
NSN 4140-01-207-1801
NSN 5996-01-626-3598