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 5920-01-170-7782
NSN 7035-00-088-7355
NSN 6240-01-516-6243
NSN 5935-00-691-3652
NSN 6685-01-288-8000
NSN 6105-01-571-7371
NSN 6135-00-110-1981
NSN 5915-01-175-1628
NSN 6105-00-126-8755
NSN 6685-01-534-9719
NSN 6105-01-203-7729
NSN 6610-01-287-2757