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 6620-00-868-7104
NSN 7035-01-501-2950
NSN 5915-01-423-8561
NSN 5835-00-148-9719
NSN 6650-01-119-4576
NSN 5945-00-276-9261
NSN 5915-00-455-9944
NSN 5999-01-386-1147
NSN 5960-01-361-4574
NSN 5975-00-242-0906
NSN 5895-01-542-4406
NSN 4140-01-028-0629