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 6145-00-871-2975
NSN 6610-00-518-4919
NSN 6130-00-202-4688
NSN 5915-01-224-7044
NSN 5855-01-648-7687
NSN 6220-00-712-1779
NSN 7035-00-922-5700
NSN 5996-01-597-3115
NSN 5935-01-634-0668
NSN 6220-01-132-8913
NSN 5985-00-566-3674
NSN 5996-01-584-0759