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 6105-01-634-0322
NSN 5996-00-905-3971
NSN 5895-01-384-2219
NSN 5855-00-995-2098
NSN 5960-01-502-6270
NSN 5985-01-660-9093
NSN 4140-01-446-3525
NSN 5975-00-611-2826
NSN 6620-00-229-2728
NSN 5965-01-094-6602
NSN 5905-01-209-0584
NSN 6240-01-257-9004