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 6130-00-618-7467
NSN 5965-01-392-9343
NSN 6145-01-095-6556
NSN 6320-00-194-4252
NSN 5960-00-772-2994
NSN 5999-01-500-1835
NSN 5935-00-570-6119
NSN 6110-00-012-2734
NSN 4140-01-211-4620
NSN 5835-00-876-4544
NSN 6145-01-377-4382
NSN 5935-00-227-1110