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 5835-00-419-0575
NSN 5998-01-227-5430
NSN 6620-01-215-7165
NSN 6130-01-357-7918
NSN 6240-00-263-0549
NSN 6645-00-102-0015
NSN 6240-01-462-9520
NSN 6320-01-449-1014
NSN 5998-01-368-6200
NSN 6620-00-470-3219
NSN 6150-00-197-6370
NSN 5999-01-580-2038