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 6220-01-123-5139
NSN 5965-01-392-1761
NSN 5925-00-136-6953
NSN 2925-01-505-1666
NSN 5930-00-997-1340
NSN 5905-01-252-4540
NSN 5998-01-274-7665
NSN 6240-00-176-1824
NSN 2925-00-233-5644
NSN 5855-01-364-1005
NSN 6320-01-271-0247
NSN 5925-00-557-4530