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 5996-01-302-2128
NSN 6130-00-374-7540
NSN 6105-00-205-0655
NSN 6685-01-197-7703
NSN 6220-01-470-3777
NSN 5975-01-097-7032
NSN 6150-01-142-3406
NSN 5895-00-993-6436
NSN 5960-01-215-0992
NSN 5920-01-299-7263
NSN 6685-01-647-5983
NSN 6685-00-419-4105