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 5910-01-390-8930
NSN 5835-00-754-7255
NSN 6620-01-116-3983
NSN 6110-00-737-8548
NSN 5998-01-430-2773
NSN 6320-00-886-9771
NSN 6240-01-126-9167
NSN 5950-00-428-6313
NSN 6220-01-333-6084
NSN 6105-00-972-8061
NSN 6610-00-104-8223
NSN 5855-01-191-3404