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 5999-01-498-2607
NSN 5915-00-410-1870
NSN 6650-01-466-2704
NSN 6320-01-521-1764
NSN 5945-01-051-4024
NSN 6320-00-343-1798
NSN 6645-01-387-2063
NSN 6130-01-379-0418
NSN 5855-00-436-3852
NSN 6645-01-553-8500
NSN 5915-01-313-9764
NSN 5998-01-489-1399