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 6110-01-592-5902
NSN 6105-01-514-6890
NSN 5895-00-648-9549
NSN 6110-01-364-0966
NSN 5935-00-578-5687
NSN 5915-00-188-9057
NSN 2925-01-592-3907
NSN 6650-01-368-3286
NSN 5975-01-420-3357
NSN 5965-01-074-7306
NSN 5895-01-641-4764
NSN 6220-01-413-9843