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 6645-00-063-1996
NSN 5920-00-431-5474
NSN 5915-01-492-1913
NSN 5975-01-649-4964
NSN 6220-01-506-9654
NSN 6620-01-416-9882
NSN 2925-00-010-9609
NSN 6130-00-544-4943
NSN 5996-01-362-0550
NSN 6220-01-634-0660
NSN 6150-01-268-1338
NSN 6220-00-236-3383