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 5985-00-185-5430
NSN 5925-00-262-5651
NSN 5975-01-602-8650
NSN 7035-01-186-0024
NSN 5855-01-417-3250
NSN 6135-00-603-4859
NSN 6105-00-935-5256
NSN 6320-01-462-2295
NSN 4140-01-135-0998
NSN 2925-01-185-1814
NSN 5925-00-932-3027
NSN 4140-01-419-0198