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 5996-01-278-2909
NSN 5915-01-290-2396
NSN 6645-00-166-7926
NSN 6130-01-573-1123
NSN 6320-01-311-6576
NSN 6240-01-182-3002
NSN 5960-01-372-5609
NSN 5925-01-394-1073
NSN 6240-00-786-6170
NSN 5930-01-165-6882
NSN 5920-01-112-0730
NSN 6110-01-458-6647