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 7035-01-202-8699
NSN 5999-01-378-1843
NSN 6135-01-366-9633
NSN 5930-00-364-7798
NSN 5935-01-429-0948
NSN 5835-00-406-5824
NSN 5905-00-767-1720
NSN 6650-01-279-9160
NSN 2925-01-380-0869
NSN 6645-01-142-2416
NSN 4140-00-870-4376
NSN 7035-00-349-8571