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 5915-00-998-1350
NSN 6105-01-261-6681
NSN 5895-00-764-5384
NSN 5835-01-495-5986
NSN 5996-01-513-2521
NSN 5975-01-172-2322
NSN 5905-00-159-2749
NSN 6105-01-398-7369
NSN 5855-00-482-9876
NSN 5998-00-005-5740
NSN 5910-01-426-2043
NSN 6645-00-295-0625