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 6650-01-211-5628
NSN 5950-01-266-7870
NSN 5910-01-089-8758
NSN 6620-01-431-0706
NSN 7035-01-471-6979
NSN 6320-01-166-3602
NSN 6240-00-403-9849
NSN 4140-01-159-9712
NSN 6320-01-489-6044
NSN 6240-00-357-7976
NSN 2925-01-391-9247
NSN 5998-01-410-7660