The following NX file types can be imported using the IMPORT command: 
- *.prt (part) - versions 3 - 7.5 , NX 1847 Series 
  
 
- *.prt (assembly) - versions 3 - 7.5, NX 1847 Series 
  
 
The following data types are translated: 
- Assemblies 
  
 
- Parts 
  
 
- Surfaces 
  
 
- Solids 
  
 
- Multi-solid bodies 
  
 
- Wireframe geometry (2D & 3D) 
  
 
Note:  Some formats in this topic might not be available in all AutoCAD-based products.