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 5920-01-179-9739
NSN 6320-01-317-3663
NSN 6150-00-498-6623
NSN 4140-00-484-1137
NSN 5945-01-007-6808
NSN 5998-00-224-2994
NSN 5965-01-198-3256
NSN 5910-00-010-6560
NSN 6130-01-495-4632
NSN 5935-01-112-1785
NSN 4140-00-959-4255
NSN 5910-00-786-4985