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 6650-00-731-8388
NSN 5920-01-174-8120
NSN 5935-01-215-7480
NSN 6610-00-051-4139
NSN 5855-01-508-3152
NSN 5895-01-146-7778
NSN 5998-01-023-8080
NSN 6130-01-447-7319
NSN 6685-00-920-0341
NSN 4140-01-267-5137
NSN 5950-01-449-7640
NSN 5835-01-540-4995