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 6650-01-486-3964
NSN 6105-01-026-0165
NSN 5965-01-570-4711
NSN 6105-01-367-5120
NSN 6645-00-067-7070
NSN 6110-01-130-8038
NSN 6150-00-108-6350
NSN 5920-01-418-0863
NSN 5915-00-448-4149
NSN 5915-00-091-0041
NSN 5925-01-599-5431
NSN 6650-01-541-6718