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 5960-00-314-0991
NSN 5925-01-229-4449
NSN 5998-00-045-2987
NSN 5835-01-462-5983
NSN 5950-00-753-9451
NSN 6620-00-613-3023
NSN 5945-00-984-2157
NSN 6620-01-633-5142
NSN 6620-01-550-8573
NSN 6610-01-304-3226
NSN 5905-00-019-6485
NSN 6105-01-307-0888