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 5998-00-583-5541
NSN 6150-01-099-1584
NSN 5935-01-251-8055
NSN 5855-00-997-6225
NSN 6110-00-267-7422
NSN 7035-01-328-7448
NSN 5975-01-184-2736
NSN 5925-01-332-9929
NSN 5990-01-175-2597
NSN 4140-01-274-9320
NSN 5895-00-760-4292
NSN 6620-01-470-2675