Supported CAD File Formats

See the following table for the native CAD file formats you can open in Autodesk Navisworks without having the CAD applications installed on your machine.

Format Extension
Autodesk Navisworks .nwd, .nwf, .nwc
Autodesk .fbx
AutoCAD .dwg, .dxf
ACIS SAT (to V7) .sat
CIS/2 .stp, .step
DWF .dwf
IFC .ifc
IGES .igs, .iges
Informatix MicroGDS .man, .cv7
Inventor .ipt, .iam,. ipj
JTOpen .jt
MicroStation (J, V8, XM) .dgn, .prp, .prw
Parasolid .x_b
PDS Design Review .dri
RVM .rvm
SketchUp .skp
STEP .stp, .step
STL .stl
VRML .wrl, .wrz
3D Studio .3ds, .prjv