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 5920-00-246-5992
NSN 6650-00-179-8970
NSN 6620-00-248-6950
NSN 5915-00-525-5753
NSN 6130-00-863-5345
NSN 6650-00-775-6560
NSN 5930-00-566-0972
NSN 6240-01-339-0069
NSN 6650-00-605-4058
NSN 7035-01-042-5308
NSN 5998-00-232-9544
NSN 5999-01-140-6419