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 6150-01-373-8628
NSN 5965-00-347-0231
NSN 5945-01-535-7037
NSN 5945-01-654-9004
NSN 5925-00-455-2181
NSN 5935-01-632-6559
NSN 5990-00-519-9974
NSN 5895-00-262-4331
NSN 5835-01-647-6426
NSN 4140-01-182-1392
NSN 5930-01-053-3105
NSN 6620-01-152-6837