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 6130-00-869-6405
NSN 6610-00-225-9886
NSN 6650-00-861-6208
NSN 5998-01-116-3499
NSN 6110-01-434-7461
NSN 5985-01-262-3701
NSN 5920-01-378-3869
NSN 5910-01-184-3535
NSN 5996-01-175-4112
NSN 5950-01-355-8859
NSN 6650-01-423-9772
NSN 6650-00-003-5413