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 5935-01-438-8937
NSN 5965-01-563-9735
NSN 6105-01-614-1908
NSN 4140-01-454-9239
NSN 5999-01-630-9720
NSN 5855-01-508-6917
NSN 5950-01-488-5526
NSN 5945-00-964-0689
NSN 5925-01-241-0218
NSN 6685-01-259-4425
NSN 6620-00-082-1525
NSN 5945-01-457-9831