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 5835-01-616-5959
NSN 5905-01-062-0805
NSN 5990-01-259-7138
NSN 5895-01-370-6673
NSN 4140-01-152-6600
NSN 5998-01-034-7786
NSN 6220-01-155-2357
NSN 5920-00-229-8444
NSN 5935-00-474-3343
NSN 5895-01-350-4818
NSN 5910-01-027-7328
NSN 6145-01-651-6561