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 5999-01-589-6560
NSN 6130-00-041-6468
NSN 5930-01-065-2286
NSN 5998-01-428-1837
NSN 5910-01-251-4215
NSN 6145-01-262-0069
NSN 5960-00-047-3944
NSN 5985-01-377-2643
NSN 6620-00-826-7238
NSN 6105-01-439-2125
NSN 5950-01-320-9157
NSN 6685-00-246-5114