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 5920-00-583-8674
NSN 5960-01-525-1690
NSN 5835-01-641-0073
NSN 6645-01-368-8284
NSN 5915-00-203-2859
NSN 5930-01-431-6724
NSN 5985-01-623-9102
NSN 5990-01-550-7827
NSN 6685-01-492-9744
NSN 6240-00-322-7884
NSN 5920-00-006-1919
NSN 5965-01-478-7329