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 5930-00-244-2742
NSN 5895-00-401-1778
NSN 2925-00-999-8967
NSN 5990-00-440-6532
NSN 5920-00-221-6439
NSN 5999-01-416-1525
NSN 5945-01-435-4909
NSN 6145-01-004-8343
NSN 5925-01-483-3361
NSN 6110-01-155-1626
NSN 6105-00-178-0094
NSN 5895-00-187-4963