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 6150-01-535-7115
NSN 6150-01-269-7894
NSN 5999-01-598-6987
NSN 5930-00-944-5641
NSN 5930-00-579-7748
NSN 6620-00-225-4870
NSN 5930-00-840-7041
NSN 5905-01-449-1291
NSN 6650-01-160-9160
NSN 6130-01-250-7772
NSN 5910-00-008-9626
NSN 5925-01-349-1799