Files with nck file extension might be found as configuration or data files for CNC machines, like SINUMERIK CNC automation systems.
NCK file extension - CNC machine data
What is nck file? How to open nck files?
File type specification:
The nck file extension seems to be used for one of the configuration or data files for CNC machines. Found for example as 6955.NCK, these files were reported to be used in SINUMERIK CNC automation systems.
This nck file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.