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 6220-00-539-8769
NSN 6610-01-600-5789
NSN 5999-00-849-6198
NSN 6150-00-082-8249
NSN 5895-01-051-2212
NSN 6110-01-439-9615
NSN 5920-00-427-7267
NSN 6220-01-142-2329
NSN 5920-01-513-5847
NSN 6110-01-373-2233
NSN 5965-00-246-5612
NSN 5985-01-129-2142