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 5999-01-500-1835
NSN 5999-00-760-7433
NSN 5915-00-740-4336
NSN 5930-01-203-2045
NSN 6650-01-350-5578
NSN 5905-01-211-2754
NSN 5950-01-396-8124
NSN 5910-01-426-3643
NSN 6110-01-013-2737
NSN 5950-01-545-2908
NSN 2925-01-448-2880
NSN 6220-00-186-6667