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 6320-01-220-2264
NSN 6610-00-185-9434
NSN 5996-01-633-7979
NSN 5996-01-211-2281
NSN 6135-01-260-7180
NSN 5935-00-284-6379
NSN 6150-00-100-1302
NSN 5905-01-384-4964
NSN 6240-00-344-8582
NSN 5905-00-224-9357
NSN 5920-00-097-7648
NSN 6685-01-467-2718