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 7035-01-583-9588
NSN 5990-01-516-9665
NSN 6650-00-163-3077
NSN 5920-01-519-2399
NSN 6320-01-021-6633
NSN 6220-01-308-8383
NSN 6130-01-483-5648
NSN 5915-01-607-4773
NSN 5945-00-542-1281
NSN 5905-01-364-2524
NSN 6610-01-218-4188
NSN 6220-01-454-4022