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 5965-01-391-1703
NSN 6620-01-546-4942
NSN 6610-01-010-4516
NSN 5895-01-643-8745
NSN 6135-00-756-6149
NSN 6220-01-069-5506
NSN 5950-00-196-0824
NSN 5920-00-908-1929
NSN 6145-00-583-9989
NSN 6220-00-386-0997
NSN 6135-00-221-4720
NSN 5999-01-250-2424