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 6145-01-144-4815
NSN 6220-01-608-3965
NSN 6105-01-422-7454
NSN 5835-00-572-7445
NSN 5990-00-288-1820
NSN 6110-01-328-8292
NSN 6320-01-201-2776
NSN 5930-01-122-0320
NSN 6130-01-396-7559
NSN 5895-01-067-9751
NSN 5945-01-018-8330
NSN 6220-00-391-1076