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 6150-00-233-9459
NSN 5920-01-364-7706
NSN 5925-01-421-4473
NSN 6610-01-096-8746
NSN 6240-00-019-1106
NSN 5905-01-605-3901
NSN 4140-01-357-5135
NSN 7035-00-238-3662
NSN 5998-01-551-5685
NSN 6110-01-087-7380
NSN 5895-01-467-0102
NSN 6150-00-558-5508