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 2925-00-478-3742
NSN 6150-01-528-6428
NSN 6620-00-134-8607
NSN 5999-00-272-7453
NSN 4140-01-074-2588
NSN 6110-01-262-4072
NSN 6620-01-138-0089
NSN 5950-01-306-5369
NSN 5895-01-176-4560
NSN 5920-01-359-1197
NSN 6620-01-340-1503
NSN 6320-00-174-1362