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 6220-00-870-6061
NSN 6105-00-593-7471
NSN 6145-00-521-0001
NSN 6135-00-938-1351
NSN 5895-01-634-0630
NSN 5910-01-033-5939
NSN 5930-00-615-2409
NSN 5996-01-397-5428
NSN 6620-01-126-7871
NSN 2925-00-501-7838
NSN 6610-01-484-1370
NSN 5915-01-398-9831