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 5960-01-109-0768
NSN 6685-01-331-1073
NSN 6135-01-380-0059
NSN 5999-00-933-4878
NSN 5835-01-509-9379
NSN 6145-01-388-2642
NSN 5905-01-055-5582
NSN 6685-01-440-1844
NSN 5910-01-306-0773
NSN 5925-01-561-5188
NSN 6135-00-223-9563
NSN 5960-00-607-9784