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 5950-01-453-2202
NSN 6620-01-274-3423
NSN 5998-00-456-0864
NSN 5895-01-275-8943
NSN 6110-01-419-7612
NSN 5930-01-358-7648
NSN 5905-01-410-7780
NSN 5975-00-830-7638
NSN 5998-00-962-8808
NSN 5985-01-564-9886
NSN 6610-01-618-7038
NSN 5965-01-472-8941