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 5895-00-491-0461
NSN 6130-00-539-9964
NSN 6645-01-140-6700
NSN 6150-01-240-0981
NSN 6645-00-530-3468
NSN 6220-01-213-6154
NSN 5920-01-596-5334
NSN 6135-01-151-2705
NSN 5999-00-186-9314
NSN 5998-01-529-3690
NSN 6105-00-491-1180
NSN 6685-01-537-2785