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 5935-00-944-4592
NSN 5975-01-468-7316
NSN 5998-01-150-0503
NSN 6645-00-226-2270
NSN 2925-00-494-5537
NSN 6220-01-397-5678
NSN 6240-01-259-4265
NSN 4140-01-477-2098
NSN 5945-01-431-8124
NSN 5855-00-797-8217
NSN 6110-01-514-6345
NSN 6105-01-558-0905