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 6650-01-537-6906
NSN 5915-01-625-9403
NSN 6130-01-233-7885
NSN 6650-01-398-1387
NSN 5990-01-370-7912
NSN 5965-00-258-6809
NSN 6645-01-556-1441
NSN 5965-01-083-0916
NSN 5996-01-435-0356
NSN 2925-00-179-7143
NSN 5925-01-163-4934
NSN 2925-01-543-0073