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 5965-01-258-5662
NSN 6685-01-398-5906
NSN 5990-01-073-9409
NSN 6685-00-824-6875
NSN 5920-00-590-4192
NSN 5855-00-631-4565
NSN 5965-01-271-0808
NSN 5999-01-495-1802
NSN 5998-01-325-2556
NSN 6685-01-040-7710
NSN 6110-01-030-9457
NSN 5985-01-444-4578