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 6130-00-266-7496
NSN 5915-01-307-8854
NSN 5985-01-072-1147
NSN 6240-00-583-3818
NSN 5996-01-415-3291
NSN 5925-01-628-8542
NSN 5920-01-623-4260
NSN 5998-01-207-0979
NSN 5920-01-117-5053
NSN 6320-01-194-1253
NSN 6320-00-174-1362
NSN 6320-01-353-9753