Parallel Key Calc IconParallel Key Calc

current version: 3.1.1.0 (04.06.2020)

Note: This software is no longer maintained or developed further.

Parallel Key Calc - project main view

Parallel Key Calc - project main view

Parallel key calculation with Parallel Key Calc

Parallel Key Calc is used for the design and recalculation of parallel key connections in accordance with DIN 6885 (sheets 1 to 3).

A large selection of materials for shafts, hubs and parallel keys is available.

User-defined material data can also be entered.

All input values and results are clearly arranged and can be seen at a glance.

It is possible to save and print the project data.


The registered full version of Parallel Key Calc offers you

  • project file incl. project description can be saved
  • database with approx. 200 materials for shafts, hubs and parallel keys
  • material database can be updated
  • user-defined material specifications possible
  • results graphic with dimensions and tolerances
  • copy and print function with all details of the current calculation (calculation report)

Functional scope of the trial version of Parallel Key Calc

  • same range of functions as in the full version, but only fully usable for 30 days
  • material can only be changed for the shaft
  • no update option for the material database
  • shareware notes in the user interface and on printouts

Note: The product and company names provided in the databases for the program may be protected trademarks of their respective owners. The data used is taken from freely accessible public documents. RIGOTECH and the companies mentioned do not guarantee the correctness or completeness of the data used and its processing by the software.

Try Parallel Key Calc now free of charge

You can download and install the free trial version and test it for 30 days with limited functionality. If you want to continue using the software afterwards, you will need a chargeable activation code for each license. This will convert the trial version into a registered full version, a new installation is not necessary.

  Download (ZIP) Price List

System requirements: PC with Windows operating system

After downloading, you must unpack the files contained in the zip file (setup.exe / pkc_setup.msi). Start the installation of Parallel Key Calc by executing (right-click + run as administrator) the setup.exe file.


Additional Downloads

  User Manual (PDF)   Order Form (RTF)   Release Notes (PDF)



Parallel Key Calc - material selection

Parallel Key Calc - material selection

Parallel Key Calc - calculation report (printout)

Parallel Key Calc - calculation report (printout)