TARIC 8483.90.89.40 — Steel alloy gear wheels with straight teeth and involute profile, with: -external and/or internal toothing in a diametral pitch standard, -a diameter of 35 mm or more, but not more than 600 mm, -13 teeth or more, but not more than 80 teeth, -a tooth core hardness of 28 HRC or more, but not more than 45 HRC, -a tooth surface hardness of 50 HRC or more, but not more than 65 HRC, -an effective carburized case depth of 1,00 mm or more, but not more than 3,1 mm, -a spline hardness of 27 HRC or more, but not more than 62 HRC, -whether or not in combination with a shaft with a spline hardness of 27 HRC or more, but not more than 62 HRC