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 5998-01-431-5839
NSN 6650-01-027-1181
NSN 5905-01-130-6550
NSN 6150-01-293-5951
NSN 6105-01-135-6964
NSN 6130-01-200-1836
NSN 7035-00-126-1899
NSN 6105-01-542-5797
NSN 5915-00-565-9088
NSN 6610-01-071-7958
NSN 5975-00-661-1832
NSN 6620-01-415-5803