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 5960-01-258-6434
NSN 5996-00-808-8707
NSN 5855-01-568-7772
NSN 7035-01-649-8977
NSN 6150-01-281-0618
NSN 5960-01-533-5162
NSN 6650-00-098-6128
NSN 6320-00-036-3688
NSN 6240-00-952-1906
NSN 5998-01-106-4306
NSN 5999-01-222-8741
NSN 7035-01-485-9723