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 6620-01-415-5803
NSN 5998-01-023-2949
NSN 6320-01-521-1764
NSN 5855-01-480-6081
NSN 6105-01-594-2251
NSN 5855-01-398-6167
NSN 5960-01-414-1677
NSN 6150-01-561-5723
NSN 5935-01-089-8604
NSN 5895-01-629-4200
NSN 5935-00-452-9041
NSN 5975-01-415-5771