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 5945-01-158-6075
NSN 5945-01-157-6637
NSN 5930-01-396-7979
NSN 6240-01-577-7170
NSN 6105-01-632-4956
NSN 6145-01-140-9825
NSN 5915-00-768-5217
NSN 6130-01-167-5889
NSN 5835-00-481-7130
NSN 6150-01-258-5487
NSN 5895-01-658-1744
NSN 5990-00-495-2859