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 6130-01-093-0635
NSN 6320-00-270-8222
NSN 6220-01-107-9933
NSN 4140-01-410-7626
NSN 6240-01-406-2317
NSN 5855-01-492-2042
NSN 5915-01-499-8169
NSN 4140-01-114-2213
NSN 5990-00-518-3195
NSN 5855-00-631-4565
NSN 5945-01-226-3601
NSN 5990-01-501-9094