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 6145-01-290-5808
NSN 6620-00-983-4171
NSN 5935-01-608-4265
NSN 5996-01-472-2112
NSN 5985-00-087-7332
NSN 5910-00-435-5087
NSN 6650-01-472-3751
NSN 5945-01-537-0202
NSN 6105-01-030-3245
NSN 5930-00-155-5917
NSN 5910-00-902-7944
NSN 5930-00-752-3112