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 5965-00-168-9624
NSN 5996-01-483-2847
NSN 5895-00-525-3295
NSN 6320-01-607-1491
NSN 6150-01-218-4974
NSN 5960-01-319-6735
NSN 6145-00-594-7822
NSN 6135-01-089-4888
NSN 6135-00-809-2148
NSN 5855-00-411-8688
NSN 5835-00-233-6327
NSN 6650-01-107-0474