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 6320-01-567-9792
NSN 6105-00-900-4143
NSN 5950-00-509-9948
NSN 5996-00-740-3702
NSN 5925-01-442-8589
NSN 5960-01-258-0814
NSN 5935-01-333-2167
NSN 5910-00-857-7563
NSN 6610-01-492-6515
NSN 5990-01-390-2177
NSN 5998-01-640-9228
NSN 6650-01-415-3332