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 6610-01-462-5980
NSN 5985-01-300-5627
NSN 5855-00-156-5489
NSN 6220-01-519-4254
NSN 6240-01-038-3761
NSN 6610-01-359-0008
NSN 5905-01-418-0571
NSN 6150-01-302-5688
NSN 6105-00-235-7982
NSN 5910-01-406-6504
NSN 5996-00-729-1250
NSN 5990-01-031-4130