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 5990-01-434-7913
NSN 5965-00-193-2406
NSN 7035-01-194-9482
NSN 5965-00-064-8209
NSN 5895-01-606-3613
NSN 4140-01-605-4976
NSN 6130-01-304-7659
NSN 6110-01-046-6637
NSN 6610-00-330-6634
NSN 5905-01-354-4060
NSN 5935-01-237-7343
NSN 5905-01-503-9473