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 6620-00-132-6855
NSN 5950-01-512-9099
NSN 2925-01-048-8464
NSN 6650-01-425-7362
NSN 5996-00-250-6556
NSN 6150-01-373-9864
NSN 2925-01-442-0878
NSN 5915-01-187-3155
NSN 5945-00-920-4356
NSN 6110-00-288-4179
NSN 5965-01-496-7790
NSN 2925-00-231-8041