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 5855-01-262-8013
NSN 5990-01-221-6361
NSN 6240-01-290-5165
NSN 6610-01-461-8180
NSN 6645-01-155-3966
NSN 5985-01-547-1900
NSN 5925-01-078-6673
NSN 5996-01-446-0568
NSN 6130-00-332-9359
NSN 6645-01-477-2532
NSN 5998-01-323-7112
NSN 6320-01-170-4068