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 6130-01-541-4979
NSN 5960-00-170-6447
NSN 6645-01-523-4487
NSN 5985-01-398-2177
NSN 6150-01-303-5852
NSN 5920-01-477-7221
NSN 6135-01-458-0631
NSN 5998-00-820-5818
NSN 5985-00-999-1526
NSN 5930-01-004-7239
NSN 5965-00-182-7928
NSN 6135-01-622-1296