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 6650-01-266-8762
NSN 6130-01-099-1619
NSN 6610-01-099-0303
NSN 5915-01-585-8879
NSN 5999-01-432-3377
NSN 5935-01-197-8195
NSN 6135-01-344-2442
NSN 5975-00-351-8434
NSN 5915-01-646-4034
NSN 5930-01-044-9992
NSN 5975-01-571-7644
NSN 5895-00-998-1199