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 5835-01-641-0073
NSN 6610-01-317-4859
NSN 5910-01-602-9157
NSN 6105-01-559-9127
NSN 5835-00-148-9719
NSN 7035-00-179-3924
NSN 6145-00-467-6433
NSN 5999-01-401-5322
NSN 4140-01-322-3227
NSN 6110-01-212-3344
NSN 5999-01-170-4072
NSN 5975-01-232-8049