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 2925-00-328-2018
NSN 5835-01-132-5894
NSN 2925-00-365-3289
NSN 6650-00-678-5627
NSN 5998-01-513-1142
NSN 6135-01-032-8887
NSN 5996-00-100-4932
NSN 5920-01-502-7896
NSN 6135-01-041-3829
NSN 6220-01-430-4268
NSN 6145-00-350-0167
NSN 6610-01-557-4896