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 7035-00-205-1932
NSN 2925-00-137-5120
NSN 6145-00-003-4173
NSN 5998-01-603-2449
NSN 6145-01-235-6750
NSN 6105-00-244-5197
NSN 5975-00-038-2813
NSN 5935-00-753-5101
NSN 5835-01-647-6426
NSN 5999-01-050-9496
NSN 5960-00-104-5955
NSN 6645-01-033-1171