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 5950-01-576-8710
NSN 6130-01-371-6039
NSN 5990-01-433-3786
NSN 5975-00-060-9488
NSN 7035-00-679-9027
NSN 5975-01-558-4419
NSN 5985-01-510-9962
NSN 6610-00-186-9180
NSN 6145-01-461-8062
NSN 5835-01-157-5886
NSN 6650-00-678-5627
NSN 5996-01-141-6916