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 6650-01-610-5017
NSN 5950-00-443-5085
NSN 5855-00-411-8688
NSN 5975-00-868-4456
NSN 5910-01-432-1246
NSN 5935-01-547-5007
NSN 6685-01-290-3124
NSN 5855-00-962-5792
NSN 5915-01-106-4417
NSN 6685-00-718-5628
NSN 5990-01-452-0911
NSN 5998-01-338-2683