Cylindrical gears; diameters of balls or pins for ball or pin measurementsEngrenages cylindriques; diamètres des billes ou des chevilles pour le mesure sur billes ou sur chevillesZur Erleichterung der Anwendung dieser Norm wurden in Anhang A rechnerisch
DIN 3977:1981 history
1981DIN 3977:1981-02 Measuring element diameters for the radial or diametral dimension for testing tooth thickness of cylindrical gears
1981DIN 3977:1981 Measuring element diameters for the radial or diametral dimension for testing tooth thickness of cylindrical gears