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 5920-01-437-8850
NSN 6150-00-851-6542
NSN 5835-01-599-1876
NSN 5999-00-070-1621
NSN 5960-00-960-6805
NSN 6130-00-119-3149
NSN 5998-01-560-7122
NSN 5930-01-325-8300
NSN 5835-01-286-6499
NSN 5996-01-167-8914
NSN 6320-00-681-1324
NSN 6150-00-712-8212