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 5945-01-208-4581
NSN 5985-01-284-8903
NSN 5905-00-586-3561
NSN 5855-01-184-8089
NSN 5905-01-399-4051
NSN 5855-01-513-5684
NSN 2925-01-480-1208
NSN 5935-00-836-5296
NSN 6105-00-915-0269
NSN 5930-01-446-9772
NSN 6620-01-070-2215
NSN 6320-01-449-0043