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 6130-01-549-9866
NSN 5965-01-521-2072
NSN 5965-01-033-9352
NSN 2925-01-338-7126
NSN 5996-01-088-6676
NSN 5990-00-672-8748
NSN 6145-01-579-9438
NSN 5895-00-246-4415
NSN 6130-00-615-5727
NSN 5930-01-574-8792
NSN 5895-00-294-6888
NSN 6620-01-003-2905