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 5910-00-636-4697
NSN 6240-00-299-6468
NSN 6320-01-585-8468
NSN 5915-00-383-1471
NSN 6105-01-142-3199
NSN 6685-01-436-0563
NSN 6145-01-645-5748
NSN 5999-01-158-2896
NSN 5835-00-690-8898
NSN 5998-01-488-1237
NSN 6130-01-537-1687
NSN 5925-01-323-7756