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 5935-01-296-6773
NSN 5895-01-474-7323
NSN 5999-01-593-8766
NSN 6645-00-200-2322
NSN 5965-01-495-1170
NSN 5945-00-092-2134
NSN 6650-00-279-5741
NSN 6220-01-170-6913
NSN 5835-01-067-9271
NSN 6685-01-384-2451
NSN 5930-01-569-9724
NSN 6150-00-490-9346