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 5905-01-177-4613
NSN 5930-01-419-1487
NSN 6610-00-170-6715
NSN 6110-00-260-0130
NSN 6105-00-283-2849
NSN 5975-00-740-8367
NSN 5985-01-431-4251
NSN 5935-01-335-5148
NSN 5930-00-621-0472
NSN 6610-01-086-6125
NSN 6240-00-686-5345
NSN 6240-01-464-4571