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 6220-01-364-8666
NSN 5915-00-523-1968
NSN 6135-01-654-6147
NSN 5855-00-631-4565
NSN 5990-00-698-3963
NSN 5960-01-219-5504
NSN 6105-01-465-5502
NSN 6620-01-212-8089
NSN 5925-01-240-8035
NSN 5945-01-552-3913
NSN 6150-00-574-1777
NSN 6620-01-417-3314