These online calculations are provided free of charge by MESYS AG. The software is tested and no errors are known, but there is no warranty for the correctness of the results and for the availability of the calculations. The usage is at own risk.

Normal module | m_{n} | mm | |

Pressure angle | α_{n} | ° | |

Helix angle | β | ° | |

Number of teeth | z | ||

Profile shift coefficient | x | ||

Normal tooth thickness allowance | E_{sn} | mm | |

Addendum gear basic rack | h_{aP} | ||

Addendum tool basic rack | h_{aP0} | ||

Tip radius factor of tool | ρ_{aP0} | ||

Diameter of measurement ball (input) | D_{M} | mm | |

Spanned teeth for measurement (input) | k | ||

Number of teeth | z | 20.0000 | |

Normal module | mn | 1.0000 | mm |

Transverse module | mt | 0.0000 | mm |

Normal pressure angle | αn | 20.0000 | ° |

Transverse pressure angle | αt | 20.0000 | ° |

Helix angle | β | 0.0000 | ° |

Base helix angle | βb | 0.0000 | ° |

Reference diameter | d | 20.0000 | mm |

Base diameter | db | 18.7939 | mm |

Tip diameter | da | 22.0000 | mm |

Root diameter | df | 17.5000 | mm |

Normal force | dFf | 18.8003 | mm |

Normal tooth thickness on reference circle | sn | 1.5708 | mm |

Normal tooth thickness on tip circle | san | 0.6949 | mm |

Generating profile shift coefficient | xE | 0.0000 | |

Generating profile shift coefficient at untercut limit | xEmin | -0.0843 | |

Measurement ball diameter | DM | 1.7000 | mm |

Radial single-ball dimension | MrK | 11.1471 | mm |

Dimensions over balls | MdK | 22.2941 | mm |

Diameter of measuring circle (balls) | dMBall | 19.9594 | mm |

Number of teeth for span measurement | k | 2 | |

Base tangent length | Wk | 4.7083 | mm |

Diameter of measuring circle (span) | dMSpan | 19.3746 | mm |

MESYS AG