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 5985-01-398-1064
NSN 6320-00-483-0451
NSN 5960-01-495-0859
NSN 5960-01-050-4820
NSN 6320-01-054-3046
NSN 6220-01-426-4360
NSN 6145-01-340-4718
NSN 5950-00-269-2698
NSN 7035-00-946-2642
NSN 5930-00-277-4704
NSN 5895-01-417-1880
NSN 5965-01-619-5396