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 6240-01-422-6916
NSN 5998-00-573-9824
NSN 6110-00-258-8542
NSN 6685-01-317-3660
NSN 5895-00-563-4207
NSN 5945-00-848-2576
NSN 5920-01-572-7158
NSN 5950-01-622-1616
NSN 6220-01-103-9325
NSN 6220-00-371-7589
NSN 6145-01-282-0453
NSN 5975-00-480-7902