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 6220-01-390-4090
NSN 5998-00-930-6621
NSN 5915-01-473-7193
NSN 5905-01-198-6209
NSN 5895-00-812-0040
NSN 5950-01-430-2203
NSN 5998-01-616-6387
NSN 6110-00-429-4777
NSN 6240-01-157-5154
NSN 6130-01-450-1936
NSN 6110-01-464-4337
NSN 5895-01-425-2718