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 6320-00-456-0836
NSN 5835-01-267-3388
NSN 5835-01-616-6131
NSN 6650-01-481-3618
NSN 6130-01-481-2015
NSN 5960-00-082-3973
NSN 5920-01-598-5972
NSN 6650-00-035-9297
NSN 6645-01-214-6309
NSN 6150-00-850-7316
NSN 6150-01-634-0575
NSN 2925-01-580-1527