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 5999-01-359-4243
NSN 5920-01-620-3282
NSN 6150-01-116-3188
NSN 5965-01-482-4352
NSN 7035-01-513-3025
NSN 6650-01-215-4487
NSN 5998-00-695-4920
NSN 5960-01-543-0235
NSN 6645-01-633-1852
NSN 6105-01-269-1988
NSN 5905-01-532-7829
NSN 6110-00-140-1688