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 5905-00-529-0508
NSN 5835-01-140-9306
NSN 6650-01-253-1134
NSN 5960-00-720-0615
NSN 5855-01-472-2554
NSN 6145-01-437-3900
NSN 5996-00-525-1777
NSN 5975-01-322-8515
NSN 5920-01-160-9260
NSN 5915-00-353-0853
NSN 5905-01-078-2339
NSN 6240-01-175-3877