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 5975-00-665-2828
NSN 5910-00-459-9406
NSN 6130-00-410-3149
NSN 5935-00-761-9130
NSN 6145-01-592-5741
NSN 5960-00-197-6282
NSN 5945-00-233-1543
NSN 5895-00-623-2281
NSN 5930-01-614-4035
NSN 6240-00-776-9737
NSN 5915-01-204-9482
NSN 7035-01-550-7297