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 6650-00-087-1569
NSN 6610-01-429-7267
NSN 6135-00-145-8884
NSN 6320-01-096-6649
NSN 5950-01-538-9493
NSN 5996-01-204-5129
NSN 6145-00-336-1986
NSN 5960-00-755-1764
NSN 5999-00-226-2001
NSN 6650-01-083-9706
NSN 5910-01-107-7256
NSN 5965-00-081-9412