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 6110-00-905-6148
NSN 5935-01-479-2570
NSN 5920-01-113-8048
NSN 6145-01-348-0938
NSN 6240-01-023-2013
NSN 5950-01-641-8900
NSN 4140-01-541-1633
NSN 5990-01-609-4793
NSN 6150-01-509-1524
NSN 6220-00-448-3522
NSN 5835-01-501-0526
NSN 5985-01-168-6661