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 6610-01-218-4188
NSN 5855-01-567-5926
NSN 5855-00-951-6483
NSN 4140-00-891-9245
NSN 5915-01-243-2961
NSN 6685-01-372-3393
NSN 5910-01-211-4821
NSN 5985-01-331-5119
NSN 6320-01-078-8257
NSN 6130-00-484-2369
NSN 5835-01-568-7796
NSN 5998-00-630-2807