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 6145-00-382-5115
NSN 5950-00-054-0106
NSN 6110-01-519-7508
NSN 5965-01-201-1580
NSN 5965-00-445-1843
NSN 5950-01-142-0588
NSN 5855-01-363-6012
NSN 6650-01-455-4327
NSN 5985-01-297-5780
NSN 5950-01-472-9441
NSN 6135-01-580-5726
NSN 5999-01-582-0648