mechanical systems CAD Models

Browse mechanical systems CAD models used in real projects. Preview online and download STEP/STP, IGES, STL and more. Filter by category, file type, price and popularity.

All3D PrintingAerospaceArchitectureAutomotiveAviationChemicalConstructionElectricalEnergy And PowerIndustrial DesignJewelleryMachine designMarineMedicalRobotics
401 models2D drawings
Sort by:
Free
Rock Furnitur - Downloadable CAD Representation
INDUSTRIAL DESIGN · ROCK FURNITUR

Rock Furnitur - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Syiy Tiani Mk15 | 3D Engineering Design File
MACHINE DESIGN · SYIY TIANI MK15

Syiy Tiani Mk15 | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
New Materials | High-Quality CAD Model
MACHINE DESIGN · NEW MATERIALS

New Materials | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Ch-47 Shinook Helicopter Solid Assembly Model - Downloadable CAD Representation
AVIATION · CH-47 SHINOOK

Ch-47 Shinook Helicopter Solid Assembly Model - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview

Need a CAD file that is not in the library?

Share your requirement and Marathon OS will match you with a vetted CAD designer for production-ready CAD files, edits and manufacturing documentation.

Get it Built
500+Projects Done
24 hrResponse
15+CAD Tools
Free
Rover | 3D Engineering Design File
ROBOTICS · ROVER

Rover | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Power Series Cone - Downloadable CAD Representation
MACHINE DESIGN · POWER SERIES CONE

Power Series Cone - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Flying Roadster - Standard Mechanical Component
AUTOMOTIVE · FLYING ROADSTER

Flying Roadster - Standard Mechanical Component

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Titan 1M | High-Quality CAD Model
MACHINE DESIGN · TITAN 1M

Titan 1M | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Titan 5M | High-Quality CAD Model
MACHINE DESIGN · TITAN 5M

Titan 5M | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Titan 87L | 3D Engineering Design File
MACHINE DESIGN · TITAN 87L

Titan 87L | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Speedster S100 - Downloadable CAD Representation
AUTOMOTIVE · SPEEDSTER S100

Speedster S100 - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Airplane (Kukuruznik) | High-Quality CAD Model
AVIATION · KUKURUZNIK

Airplane (Kukuruznik) | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Stator Compressor - Downloadable CAD Representation
AEROSPACE · STATOR COMPRESSOR

Stator Compressor - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Landing Gear | 3D Engineering Design File
AVIATION · LANDING GEAR

Landing Gear | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Boeing 2707 Solid Assembly Model (Interpreted) | 3D Engineering Design File
AEROSPACE · BOEING 2707

Boeing 2707 Solid Assembly Model (Interpreted) | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Mars Rover - Standard Mechanical Component
ROBOTICS · MARS ROVER

Mars Rover - Standard Mechanical Component

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Permanent Magnetic Switch Cryogenic Disconnect For Space Exploration | High-Quality CAD Model
AEROSPACE · PERMANENT MAGNETIC SWITCH

Permanent Magnetic Switch Cryogenic Disconnect For Space Exploration | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Railways | High-Quality CAD Model
INDUSTRIAL DESIGN · RAILWAYS

Railways | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Pick - Downloadable CAD Representation
MACHINE DESIGN · PICK

Pick - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Airplane "Bachelor" ) - Downloadable CAD Representation
AVIATION · AIRPLANE BACHELOR

Airplane "Bachelor" ) - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Ultralight Helicopter | 3D Engineering Design File
AVIATION · ULTRALIGHT HELICOPTER

Ultralight Helicopter | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Nasa_Hypervelocity Expansion Tunnel - Standard Mechanical Component
AEROSPACE · NASA_HYPERVELOCITY EXPANSION TUNNEL

Nasa_Hypervelocity Expansion Tunnel - Standard Mechanical Component

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
prev...1415161718...next
Marathon OS logoThe CAD marketplace for modern teams
HomeAbout usWhy us?Contact us
Tools3D to 2D Drawing Pipeline3D CAD Viewer3D CAD File Converter
Library
Hire CAD Designers
Production-ready in 24 hrs
👤
→
2D Library
Ask a question
Privacy Policy|Terms of Service|Refund Policy|
© Marathon 2025 All Rights Reserved