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 5950-00-890-5856
NSN 6135-01-581-1039
NSN 6220-01-556-6330
NSN 5835-01-043-1576
NSN 5950-01-634-0677
NSN 5930-01-480-3670
NSN 6130-01-314-5274
NSN 6685-01-474-7608
NSN 6150-01-541-9468
NSN 5960-01-388-8147
NSN 5950-00-269-2525
NSN 6135-00-932-3136