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 5930-01-661-0815
NSN 5905-00-189-3626
NSN 5965-01-036-6244
NSN 5920-01-216-1981
NSN 6105-00-988-9700
NSN 5990-00-466-2952
NSN 6650-01-562-0096
NSN 5835-01-424-0054
NSN 5905-01-458-0118
NSN 6145-01-524-6181
NSN 5915-01-355-0391
NSN 6130-01-545-3687