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 5965-01-615-7868
NSN 6645-00-848-8490
NSN 6220-01-437-8579
NSN 5935-00-549-2277
NSN 5835-01-632-6627
NSN 6110-00-395-2076
NSN 5965-01-540-0743
NSN 6645-01-462-2101
NSN 6645-01-400-1137
NSN 5915-00-155-4766
NSN 4140-01-128-4939
NSN 5990-00-834-1744