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 5950-01-613-7839
NSN 5960-01-413-3877
NSN 5965-01-583-7392
NSN 5950-01-467-2426
NSN 6130-00-962-0510
NSN 6240-01-616-6813
NSN 6240-01-003-8666
NSN 6685-01-257-7223
NSN 6110-01-360-9671
NSN 6105-01-105-3641
NSN 6620-00-543-2534
NSN 5855-00-904-9469