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 6645-01-366-2379
NSN 5925-01-421-4473
NSN 5905-00-779-9132
NSN 5998-00-712-2942
NSN 4140-01-127-6112
NSN 6320-00-937-5625
NSN 6650-01-028-9791
NSN 5950-01-558-2009
NSN 5965-01-478-7329
NSN 5965-00-422-5415
NSN 5925-01-551-6292
NSN 5925-00-564-4268