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 5998-01-174-0853
NSN 6240-01-265-5039
NSN 5998-00-618-0235
NSN 6220-01-293-1322
NSN 7035-01-604-9807
NSN 6130-01-078-5643
NSN 6650-01-449-2334
NSN 6135-00-542-6728
NSN 5950-01-066-0929
NSN 6620-00-663-8962
NSN 5910-00-043-3115
NSN 5855-01-165-6361