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 5835-01-383-1313
NSN 6130-01-619-8243
NSN 6650-00-279-5741
NSN 6240-00-557-7471
NSN 2925-01-434-6945
NSN 5975-01-388-8993
NSN 5935-00-196-3686
NSN 4140-01-356-7967
NSN 6610-01-433-7899
NSN 5950-01-195-2927
NSN 5935-01-043-8088
NSN 5985-01-061-2059