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 6220-00-216-7284
NSN 6240-00-228-1931
NSN 5975-00-518-7817
NSN 7035-01-440-1862
NSN 5945-01-456-8027
NSN 5910-01-047-1011
NSN 5999-01-585-4505
NSN 5910-01-561-0747
NSN 6110-01-147-6581
NSN 6145-01-449-0905
NSN 5855-00-100-9003
NSN 2925-01-408-2088