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 5945-00-255-0072
NSN 6110-01-231-7360
NSN 6240-00-243-0340
NSN 5998-00-060-5925
NSN 5990-01-160-6978
NSN 6610-00-248-1559
NSN 5855-01-542-9059
NSN 5930-01-302-5670
NSN 5950-01-583-6071
NSN 5999-00-499-0853
NSN 4140-01-399-1629
NSN 5975-01-263-3280