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 5960-01-654-4353
NSN 6650-00-242-7961
NSN 6105-01-381-1088
NSN 5960-01-481-8051
NSN 6650-01-392-0588
NSN 2925-01-139-7098
NSN 6645-00-092-5091
NSN 6620-00-820-9616
NSN 6135-00-519-1325
NSN 5965-00-368-8204
NSN 6105-00-295-2558
NSN 5910-00-463-3525