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 6220-01-056-5169
NSN 5855-01-031-4729
NSN 5835-01-412-0344
NSN 5960-00-179-0737
NSN 5975-01-243-2361
NSN 6145-00-679-6470
NSN 6145-01-443-7444
NSN 6620-01-323-7620
NSN 4140-00-255-7799
NSN 5990-01-037-6531
NSN 5935-00-932-8058
NSN 6610-01-202-1373