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 5920-01-540-0668
NSN 7035-00-549-2722
NSN 6650-01-618-7779
NSN 6320-01-006-6138
NSN 5915-00-833-9025
NSN 6110-01-043-2504
NSN 6650-01-501-5661
NSN 5920-01-336-4080
NSN 6220-00-058-5002
NSN 5975-01-181-7094
NSN 4140-00-343-2121
NSN 5975-00-953-8822