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 6620-01-415-5803
NSN 5998-01-420-7830
NSN 6650-01-335-6669
NSN 6620-01-367-0844
NSN 6150-01-258-6532
NSN 6685-01-240-3752
NSN 6650-01-231-9545
NSN 5935-00-060-4298
NSN 5910-01-157-8366
NSN 5935-00-100-0101
NSN 5975-01-383-7391
NSN 5920-01-137-6107