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 6130-00-133-5879
NSN 5975-00-383-0551
NSN 4140-01-306-2675
NSN 4140-00-791-0500
NSN 5915-01-441-4122
NSN 6105-01-199-0201
NSN 5999-01-036-9225
NSN 6320-01-006-6138
NSN 5990-01-382-5364
NSN 5945-01-188-7189
NSN 6130-00-530-3737
NSN 5996-01-632-8592