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 6130-00-639-0666
NSN 5960-00-786-7967
NSN 5925-01-387-4822
NSN 6240-00-727-2457
NSN 4140-01-081-7473
NSN 5905-00-375-5074
NSN 5985-01-348-4390
NSN 5998-01-153-0210
NSN 5835-01-115-0499
NSN 5895-01-505-7139
NSN 6110-00-919-4637
NSN 5999-01-073-7531