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 5920-01-351-5536
NSN 6145-01-509-1488
NSN 6130-01-609-8919
NSN 5855-01-602-3437
NSN 6645-01-279-2414
NSN 2925-00-824-2186
NSN 6110-01-581-8386
NSN 5950-01-090-0895
NSN 6240-01-433-9410
NSN 5925-00-721-1656
NSN 6240-00-761-6643
NSN 5915-01-271-8504