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 6145-01-443-1344
NSN 5990-01-546-1649
NSN 6135-01-508-6083
NSN 5915-00-946-2787
NSN 6110-01-134-1685
NSN 6610-00-318-5735
NSN 5960-01-093-9491
NSN 6220-01-285-9683
NSN 5855-01-201-4857
NSN 6620-01-539-2729
NSN 6240-00-698-5822
NSN 7035-00-104-7613