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 5855-00-014-5008
NSN 5999-00-925-8615
NSN 5935-01-122-5652
NSN 6135-00-255-1340
NSN 6610-00-942-4668
NSN 5920-00-557-9859
NSN 6135-00-164-8780
NSN 5905-01-547-0054
NSN 5998-01-183-2799
NSN 6610-00-051-4139
NSN 5920-01-607-4346
NSN 6620-01-442-8444