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 5975-01-197-7673
NSN 6240-01-380-2127
NSN 5910-01-385-2479
NSN 5925-00-568-9871
NSN 5930-00-532-1690
NSN 5960-01-027-1835
NSN 4140-00-262-9921
NSN 5996-01-260-7371
NSN 5835-00-550-7735
NSN 6145-01-188-9699
NSN 5835-01-455-3380
NSN 5985-01-626-3996