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 5915-01-144-2319
NSN 6620-00-025-1889
NSN 5950-01-065-2288
NSN 6110-00-251-5244
NSN 6130-01-437-9030
NSN 5975-01-432-9528
NSN 5960-00-617-9312
NSN 5998-00-375-4259
NSN 5930-00-118-4808
NSN 6650-01-044-6377
NSN 5975-01-365-0127
NSN 5975-00-216-4848