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 5996-00-661-1151
NSN 6105-01-607-0381
NSN 6105-01-023-1611
NSN 6685-00-008-7979
NSN 7035-00-481-5182
NSN 7035-01-150-6303
NSN 6110-01-339-6856
NSN 6220-01-047-7325
NSN 7035-00-117-0418
NSN 6145-00-519-2821
NSN 5930-01-599-0869
NSN 5835-00-880-6477