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 6320-00-845-3261
NSN 6645-01-271-0248
NSN 5945-01-548-3740
NSN 5996-00-288-1829
NSN 6105-01-074-1180
NSN 5915-01-231-4903
NSN 5855-00-928-1912
NSN 5910-00-075-3501
NSN 6150-00-816-3467
NSN 6150-00-554-7591
NSN 5975-00-531-2165
NSN 4140-01-040-8410