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 5930-00-951-8012
NSN 6105-00-421-8593
NSN 6645-01-218-5123
NSN 5925-01-548-8052
NSN 6110-00-338-9015
NSN 5998-01-171-3074
NSN 6130-01-406-4970
NSN 6240-01-399-8573
NSN 5990-01-493-4039
NSN 5999-01-390-8535
NSN 5990-01-633-9503
NSN 6240-01-580-2748