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 5999-01-382-4738
NSN 6610-01-647-7412
NSN 5990-01-655-1437
NSN 5855-01-608-4351
NSN 6240-01-577-1964
NSN 6130-01-487-3758
NSN 5999-01-399-8726
NSN 4140-00-289-9263
NSN 5945-01-557-1092
NSN 6130-01-024-9557
NSN 5895-01-183-2984
NSN 5925-00-626-4343