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 6220-01-081-7631
NSN 5920-00-665-3973
NSN 5996-01-411-6195
NSN 5910-00-827-4765
NSN 6130-01-042-4146
NSN 6220-01-541-5421
NSN 5960-01-358-5469
NSN 6685-00-276-9889
NSN 4140-00-170-5152
NSN 5935-01-452-8093
NSN 5895-01-528-7708
NSN 5930-01-093-0803