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 5950-00-269-4805
NSN 6620-01-104-5510
NSN 6130-00-822-4903
NSN 6650-01-047-6719
NSN 6135-01-644-9348
NSN 5996-01-498-1358
NSN 5915-01-383-7190
NSN 5998-01-364-2516
NSN 6645-01-541-2425
NSN 5915-01-258-5799
NSN 4140-00-998-7691
NSN 6150-01-014-7969