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 6610-01-016-7955
NSN 6240-00-128-0267
NSN 5960-00-802-2965
NSN 6240-00-296-0488
NSN 6650-01-069-2501
NSN 7035-01-512-0334
NSN 6620-00-155-2608
NSN 6620-00-562-6337
NSN 6110-01-134-6550
NSN 6320-01-046-5228
NSN 5895-01-068-9101
NSN 5910-01-587-1303