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 5915-01-423-7894
NSN 5985-00-492-8111
NSN 6685-01-063-7425
NSN 5930-01-092-4921
NSN 6145-01-628-7160
NSN 5905-01-290-7030
NSN 6610-01-112-0447
NSN 5920-01-243-8245
NSN 6105-01-067-8377
NSN 5905-01-259-0401
NSN 5855-01-267-2751
NSN 6220-00-066-9599