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 5930-01-444-6885
NSN 5960-01-601-5565
NSN 5960-01-359-4257
NSN 5975-00-583-8625
NSN 5985-00-916-3829
NSN 5835-01-222-2437
NSN 6650-00-999-3566
NSN 6620-00-175-0663
NSN 7035-01-091-7481
NSN 5905-01-475-8616
NSN 6320-00-646-3311
NSN 5999-00-217-1011