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 5935-01-447-8633
NSN 5855-01-398-9548
NSN 5960-00-230-5331
NSN 6685-01-401-5360
NSN 6220-01-616-5860
NSN 6240-00-145-8167
NSN 5998-01-633-5311
NSN 4140-01-265-0731
NSN 6130-01-520-5131
NSN 6150-00-017-9121
NSN 5998-01-634-0604
NSN 4140-01-463-0098