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 6650-01-173-3060
NSN 5998-01-049-8033
NSN 5920-01-163-9257
NSN 5925-00-233-3608
NSN 5950-00-438-4390
NSN 6320-01-265-0665
NSN 6135-00-128-1633
NSN 5960-01-539-1956
NSN 6220-01-210-1906
NSN 6620-00-383-8740
NSN 6610-00-932-2465
NSN 5950-00-156-2220