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 6320-01-506-9439
NSN 6130-00-978-9709
NSN 5915-01-204-7889
NSN 5975-01-058-9099
NSN 6650-01-107-5450
NSN 6110-01-504-5710
NSN 4140-00-449-6024
NSN 5965-00-554-4138
NSN 5990-01-231-1214
NSN 5925-01-054-3783
NSN 5935-01-393-7229
NSN 5920-01-365-7321