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 5998-01-476-4242
NSN 5925-00-486-9129
NSN 5915-01-223-5001
NSN 6650-01-471-6476
NSN 5910-00-170-4423
NSN 5975-00-208-6771
NSN 6145-01-634-0388
NSN 5950-01-191-9620
NSN 6110-01-154-2229
NSN 5895-01-575-8930
NSN 6220-01-233-1534
NSN 5930-00-402-5074