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 6130-01-537-0673
NSN 7035-01-297-5877
NSN 6105-01-225-8000
NSN 4140-00-163-2868
NSN 5945-01-226-8505
NSN 6105-00-064-8001
NSN 5855-01-508-6917
NSN 6150-01-130-9464
NSN 6145-01-502-6399
NSN 6240-01-091-4008
NSN 5945-00-296-8464
NSN 5855-01-180-5369