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 6150-01-570-1733
NSN 5925-00-144-0482
NSN 5935-00-070-7075
NSN 6320-01-215-1133
NSN 6220-01-591-7348
NSN 5998-01-032-4391
NSN 6320-00-405-2348
NSN 6110-00-202-2990
NSN 6685-01-631-7427
NSN 6650-01-165-0438
NSN 5960-01-029-0211
NSN 5999-01-095-4517