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 5990-00-099-0822
NSN 5930-01-171-9166
NSN 5985-00-141-9036
NSN 5965-00-246-4767
NSN 6130-01-415-4696
NSN 5945-00-672-5581
NSN 6610-00-740-7103
NSN 5996-01-289-0493
NSN 5965-01-026-9865
NSN 6610-01-524-7068
NSN 5945-01-470-9959
NSN 5985-01-545-6899