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 5998-01-472-6680
NSN 6620-00-951-0153
NSN 5996-01-266-6741
NSN 5835-01-399-5820
NSN 5945-01-287-1695
NSN 7035-01-603-6431
NSN 6610-00-887-7041
NSN 6135-00-209-6918
NSN 6105-01-346-2794
NSN 6145-01-356-6684
NSN 5990-00-470-2535
NSN 7035-00-267-5424