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 6150-00-812-8145
NSN 5935-01-011-8463
NSN 6105-01-266-9027
NSN 6110-00-699-1495
NSN 6620-01-399-3615
NSN 6135-01-051-7836
NSN 5985-01-512-9126
NSN 6610-01-316-1830
NSN 6610-01-633-8931
NSN 5945-00-204-0041
NSN 5855-01-339-1718
NSN 5945-01-337-7340