MEDIUM ![]() | ![]() | |
| Name | NX Part/Assembly File | Parasolid Model Part File |
| File extension | .prt | .x_t, .x_b |
| Original software | NX (Unigraphics) | |
| Binary | ■ | ■ |
| ASCII | ||
| Polygonal | ■ | |
| NURBS | ■ | ■ |
| Solids | ■ | |
| Smoothing groups | ■ | ■ |
| Textures, materials | ■ | |
| Developer/Owner | Siemens | Siemens PLM Software |
| Description | ||
| Specification | ||
| Format features | File geometric kernel Parasolid. Is used by CAD-systems such as NX, Solid Efge, SolidWorks | |
| Viewing software | Delcam Exchange 2012 (free) | Delcam Exchange 2012 (free) |