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 6110-01-423-3203
NSN 5945-01-228-1762
NSN 5905-01-252-1781
NSN 5960-00-087-3086
NSN 4140-01-484-8340
NSN 5895-00-903-8232
NSN 5905-01-102-1497
NSN 5925-00-144-0482
NSN 6110-00-296-0500
NSN 4140-01-134-9838
NSN 5905-01-487-8868
NSN 5990-00-505-1546