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 5975-00-204-9190
NSN 5895-01-286-5502
NSN 5925-01-058-6079
NSN 6240-00-594-7138
NSN 7035-01-646-0272
NSN 6105-00-318-7893
NSN 5945-01-582-7066
NSN 6240-01-132-1634
NSN 6130-01-581-5791
NSN 6320-01-323-7565
NSN 6105-01-220-7540
NSN 5905-01-516-1123