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 6220-01-651-9223
NSN 5965-01-303-5988
NSN 5965-01-431-8147
NSN 4140-01-212-1433
NSN 5999-01-143-1136
NSN 5905-01-466-3959
NSN 6150-00-188-2958
NSN 5905-01-076-9081
NSN 6240-01-394-8592
NSN 5975-01-492-5505
NSN 5910-01-603-9802
NSN 5975-00-231-4841