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 6610-01-599-4462
NSN 5998-01-254-8138
NSN 6685-00-485-5781
NSN 6220-01-075-1964
NSN 5835-00-943-2763
NSN 6645-01-134-8137
NSN 5920-00-325-3980
NSN 6240-01-104-3261
NSN 6220-01-327-9254
NSN 6105-01-379-2977
NSN 5950-00-940-8912
NSN 5835-01-531-0379