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 5835-00-770-2843
NSN 6145-00-398-4405
NSN 5990-00-932-3070
NSN 6220-01-141-8200
NSN 6650-00-404-6473
NSN 6620-01-237-5603
NSN 6130-01-640-7117
NSN 5960-01-150-3944
NSN 5920-00-455-1050
NSN 5895-01-318-7432
NSN 5895-00-694-9285
NSN 5905-01-255-5898