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 5835-01-561-2959
NSN 5965-00-564-4399
NSN 5960-01-573-6483
NSN 6650-00-430-0296
NSN 6110-01-274-8039
NSN 5975-00-237-4297
NSN 5996-01-445-7284
NSN 6110-00-916-0520
NSN 5835-01-511-5337
NSN 6650-01-419-5954
NSN 6620-00-010-8190
NSN 5930-00-515-7655