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 6145-00-420-6110
NSN 5855-01-351-6875
NSN 6110-00-136-9590
NSN 6650-01-316-1191
NSN 6240-01-325-6260
NSN 5990-00-288-1820
NSN 6130-01-437-5576
NSN 5996-00-633-6912
NSN 5945-01-010-4296
NSN 5965-00-170-5254
NSN 5990-01-463-2279
NSN 6650-01-122-0169