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 5835-01-476-8210
NSN 4140-01-063-7192
NSN 6320-00-908-6841
NSN 5985-00-004-7578
NSN 5950-00-473-6066
NSN 5996-01-008-9948
NSN 5996-01-290-5878
NSN 7035-00-535-8109
NSN 5905-01-075-6258
NSN 6135-00-803-3012
NSN 2925-00-471-1128
NSN 6650-00-172-7519