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 6135-00-269-5843
NSN 5998-01-273-0124
NSN 6220-00-113-8617
NSN 6130-00-662-8557
NSN 5996-01-141-6916
NSN 6110-00-363-3974
NSN 6620-01-618-9854
NSN 6220-01-252-9531
NSN 2925-00-335-7119
NSN 6240-00-364-0850
NSN 2925-00-906-0421
NSN 5930-00-056-8884