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 6145-00-419-9943
NSN 5975-01-034-5872
NSN 5855-00-688-9954
NSN 6220-00-368-4945
NSN 6145-01-429-8529
NSN 6145-01-196-0496
NSN 5965-01-033-9352
NSN 5920-01-013-3883
NSN 5835-01-391-4556
NSN 5895-00-074-4023
NSN 5835-01-029-5602
NSN 6130-01-361-1793