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 5930-01-012-1939
NSN 6620-00-159-0866
NSN 6685-00-269-4895
NSN 6110-00-620-8451
NSN 5935-01-128-1949
NSN 2925-01-085-0691
NSN 5998-01-444-2269
NSN 5915-00-271-2321
NSN 5855-01-360-4656
NSN 4140-01-347-8502
NSN 6150-00-250-3059
NSN 5998-01-609-7922