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 5925-00-932-3027
NSN 5960-00-522-5231
NSN 6135-01-251-7054
NSN 6610-01-435-5425
NSN 5835-00-187-1481
NSN 6135-01-413-4747
NSN 6240-01-534-2987
NSN 5998-01-236-0433
NSN 5960-00-195-4448
NSN 5915-01-301-6787
NSN 5945-00-814-2496
NSN 6105-01-494-1234