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 6320-01-386-3491
NSN 5975-01-211-6594
NSN 6645-01-063-8243
NSN 5925-01-108-4264
NSN 6110-01-449-2685
NSN 5985-00-343-3632
NSN 5960-00-134-7120
NSN 5990-01-463-2279
NSN 5895-00-425-6284
NSN 6645-00-476-7176
NSN 5930-01-098-8862
NSN 5990-01-112-3901