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 5905-01-612-9963
NSN 5996-00-293-4687
NSN 6320-00-731-6134
NSN 4140-01-029-4211
NSN 6610-01-165-9458
NSN 6620-01-454-8926
NSN 5999-01-658-3788
NSN 5935-01-422-2613
NSN 5910-01-407-3377
NSN 5998-01-022-4030
NSN 5910-00-708-1893
NSN 2925-00-035-5633