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 6130-01-588-1234
NSN 6130-01-612-2270
NSN 6620-01-382-7392
NSN 5895-01-438-0563
NSN 2925-01-136-2551
NSN 6610-00-292-9895
NSN 6145-01-038-4873
NSN 6105-01-052-9482
NSN 5915-01-542-3069
NSN 6320-01-340-4112
NSN 5935-01-426-8969
NSN 6150-01-204-7779