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 6220-01-594-0991
NSN 6620-01-125-3932
NSN 5945-01-514-9438
NSN 5960-00-955-0012
NSN 6105-01-141-5281
NSN 6240-00-370-5862
NSN 6645-01-173-8850
NSN 7035-01-596-3414
NSN 5999-01-272-0868
NSN 6240-00-774-9302
NSN 7035-01-506-4367
NSN 5999-01-554-2458