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 4140-00-281-4493
NSN 5935-01-272-6248
NSN 7035-01-588-4459
NSN 5950-01-211-5826
NSN 5998-01-336-7611
NSN 6240-00-855-4518
NSN 5835-01-477-0137
NSN 6145-01-324-0087
NSN 5835-01-525-3220
NSN 7035-01-386-5722
NSN 6620-01-110-4620
NSN 6620-00-673-6867