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 5985-01-179-8379
NSN 6145-01-487-3773
NSN 6135-00-196-5267
NSN 5960-01-034-6537
NSN 5920-01-193-1356
NSN 6130-00-716-4658
NSN 6650-00-195-7519
NSN 5835-00-891-2784
NSN 5835-00-007-6824
NSN 6220-00-581-3858
NSN 5996-01-437-8824
NSN 6610-00-614-7943