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
Plastic Cover | High-Quality CAD Model
MACHINE DESIGN · PLASTIC COVER

Plastic Cover | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Kart Car Tory Mini | 3D Engineering Design File
AUTOMOTIVE · KART CAR TORY MINI

Kart Car Tory Mini | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Compressor Housing - Standard Mechanical Component
MACHINE DESIGN · COMPRESSOR HOUSING

Compressor Housing - Standard Mechanical Component

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Zx-Wd125 Temperature Sensor - Downloadable CAD Representation
ELECTRICAL · ZX-WD125

Zx-Wd125 Temperature Sensor - 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
Jib Crane | 3D Engineering Design File
MACHINE DESIGN · JIB CRANE

Jib Crane | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Double Bearing Assembly - Downloadable CAD Representation
MACHINE DESIGN · DOUBLE BEARING ASSEMBLY

Double Bearing Assembly - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Shell Eco Marathon Prototype Chassis Assembled - Downloadable CAD Representation
AUTOMOTIVE · SHELL ECO MARATHON

Shell Eco Marathon Prototype Chassis Assembled - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Corner Support | 3D Engineering Design File
MACHINE DESIGN · CORNER SUPPORT

Corner Support | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Surface_Model | 3D Engineering Design File
MACHINE DESIGN · SURFACE_MODEL

Surface_Model | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Lifting Beam | High-Quality CAD Model
MACHINE DESIGN · LIFTING BEAM

Lifting Beam | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Aboat_Project_Simulation_Model | 3D Engineering Design File
MARINE · ABOAT_PROJECT_SIMULATION_MODEL

Aboat_Project_Simulation_Model | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Resonance Cascade | High-Quality CAD Model
MACHINE DESIGN · RESONANCE CASCADE

Resonance Cascade | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Molecular Joint - Standard Mechanical Component
MACHINE DESIGN · MOLECULAR JOINT

Molecular Joint - Standard Mechanical Component

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Kriso - Kcs | 3D Engineering Design File
MACHINE DESIGN · KRISO KCS

Kriso - Kcs | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Wigely Hull 3M048 Tri - Standard Mechanical Component
MACHINE DESIGN · WIGELY HULL 3M048 TRI

Wigely Hull 3M048 Tri - Standard Mechanical Component

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Diving Regulator Cyclon 5000 | High-Quality CAD Model
MARINE · DIVING REGULATOR

Diving Regulator Cyclon 5000 | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Toroidal Propeller - Downloadable CAD Representation
AEROSPACE · TOROIDAL PROPELLER

Toroidal Propeller - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Pattern | 3D Engineering Design File
MACHINE DESIGN · PATTERN

Pattern | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Exercise 088 - Downloadable CAD Representation
MACHINE DESIGN · EXERCISE 088

Exercise 088 - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Exercise 090 - Downloadable CAD Representation
MACHINE DESIGN · EXERCISE 090

Exercise 090 - Downloadable CAD Representation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Testing Fusion 360 Part 2 | 3D Engineering Design File
MACHINE DESIGN · FUSION 360

Testing Fusion 360 Part 2 | 3D Engineering Design File

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
Free
Flamedfly | High-Quality CAD Model
MACHINE DESIGN · FLAMEDFLY

Flamedfly | High-Quality CAD Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
Preview
prev...7891011...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