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 5905-00-062-8159
NSN 6105-01-326-8985
NSN 5950-01-468-8358
NSN 5895-01-476-4930
NSN 6110-01-060-4452
NSN 5965-01-580-7410
NSN 5998-01-505-9512
NSN 6105-00-618-0153
NSN 5975-01-650-9543
NSN 6620-00-342-9843
NSN 6105-01-605-3555
NSN 5996-01-214-9927