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 6105-01-372-1162
NSN 5990-01-344-3708
NSN 5985-00-855-2736
NSN 5999-01-453-4766
NSN 6110-01-188-1532
NSN 6650-00-840-9758
NSN 4140-01-362-3745
NSN 5996-00-301-5243
NSN 6645-01-420-0229
NSN 6110-01-595-2962
NSN 5905-01-634-0595
NSN 5835-01-123-8305