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 5950-01-614-5756
NSN 5950-01-205-5166
NSN 5950-01-268-1573
NSN 6650-01-147-7135
NSN 6150-00-560-9436
NSN 6135-01-532-7951
NSN 6220-00-827-0227
NSN 5998-00-850-2363
NSN 5975-00-099-9312
NSN 5985-01-600-2892
NSN 6130-01-534-0572
NSN 6240-00-880-1893