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 5999-01-495-4041
NSN 5905-01-625-8053
NSN 5965-01-366-4650
NSN 5915-00-291-3736
NSN 5925-01-147-5725
NSN 2925-01-543-5571
NSN 6135-00-497-0491
NSN 5915-01-509-9554
NSN 6150-00-925-2465
NSN 5945-01-496-0352
NSN 5835-01-330-6791
NSN 6320-01-506-9439