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 5855-00-466-2309
NSN 7035-00-104-7613
NSN 5985-00-891-3713
NSN 6130-01-293-6051
NSN 5945-01-612-9938
NSN 5920-00-936-3952
NSN 6320-00-432-2772
NSN 6610-01-564-7464
NSN 6320-00-925-0558
NSN 6650-01-146-5000
NSN 5950-01-130-3823
NSN 6145-01-347-5991