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 6110-01-541-9299
NSN 5945-01-063-7495
NSN 5965-01-431-7377
NSN 6220-01-077-9868
NSN 5930-01-415-3905
NSN 6220-01-172-1277
NSN 5996-01-178-4724
NSN 6110-00-932-5257
NSN 5945-00-263-3036
NSN 5960-01-323-6432
NSN 5975-01-435-5641
NSN 5996-00-035-5624