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 5895-01-592-5397
NSN 5950-01-537-7998
NSN 4140-00-967-0002
NSN 6105-01-089-1325
NSN 6650-01-633-9147
NSN 5930-01-343-4542
NSN 6240-01-069-2688
NSN 6145-00-870-1137
NSN 5930-01-101-5151
NSN 5920-00-221-5131
NSN 6130-00-835-5912
NSN 5910-00-156-7293