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 5975-01-290-0861
NSN 6685-00-169-6505
NSN 6150-01-580-0633
NSN 5930-01-341-2711
NSN 5935-01-316-9211
NSN 5990-00-038-6482
NSN 6620-01-208-1092
NSN 2925-00-771-7521
NSN 5835-01-123-8305
NSN 5945-01-161-8171
NSN 5990-01-417-4402
NSN 6130-01-062-0073