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 5935-00-681-4822
NSN 5835-00-649-9402
NSN 5920-01-141-5706
NSN 7035-01-123-0085
NSN 5930-01-572-5034
NSN 7035-01-309-6709
NSN 5960-01-171-8944
NSN 5910-01-333-1196
NSN 5950-01-211-5831
NSN 5965-01-448-6055
NSN 5999-01-359-4934
NSN 6645-00-869-0850