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 5915-00-073-2618
NSN 6220-01-472-2284
NSN 5855-01-448-9794
NSN 5965-01-338-7693
NSN 7035-00-126-1899
NSN 6145-01-332-4553
NSN 5950-01-415-8564
NSN 5975-01-169-2786
NSN 6130-00-919-2823
NSN 5835-00-427-2772
NSN 6645-00-960-6594
NSN 5855-01-461-8089