Free 3D Assemblies

Models made of several parts. Every file here is public domain: open it in your browser, then download it and use it for anything.

3354 3D parts · STEP, STL, SketchUp, 3MF, OBJ, glTF, IFC, Rhino and more · public domain

All 2199Furniture & interiors 656Electronics & PCB 204Mechanical 194Architecture & BIM 191People & figures 172Lighting 163Art & decor 161Tools & jigs 133Vehicles 88Nature & terrain 58Fasteners & hardware 35Other 175
Features:3D printable 34Real-world scale 2199Textured / materials 1702✓ Assembly 2199Low-poly 206CAD solid 463

2199 3D parts with Assembly · Clear all

  • Biscuit joint timber joint, assembledstepRotate in 3D
    Biscuit joint timber joint, assembled

    Biscuit joint timber joint, assembled. Overall size 0.420 x 0.140 x 0.024 m; original unbranded model. Overall 420 x 140 x 24 mm. Nominal size: 24 mm stock. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    89 KBDetails & download
  • Portable aluminum threshold rampstepRotate in 3D
    Portable aluminum threshold ramp

    Portable aluminum threshold ramp. Overall size 0.600 x 0.900 x 0.050 m; original unbranded model. Overall 600 x 900 x 50 mm. Nominal size: 50 mm rise. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    324 KBDetails & download
  • 1:12 switchback ramp with turning landingstepRotate in 3D
    1:12 switchback ramp with turning landing

    1:12 switchback ramp with turning landing. Overall size 7.000 x 2.840 x 1.639 m; original unbranded model. Overall 7 x 2.8 x 1.6 m. Nominal size: 600 mm rise. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    916 KBDetails & download
  • 1:12 straight ramp with landings and handrailsstepRotate in 3D
    1:12 straight ramp with landings and handrails

    1:12 straight ramp with landings and handrails. Overall size 10.400 x 1.370 x 1.639 m; original unbranded model. Overall 10.4 x 1.4 x 1.6 m. Nominal size: 600 mm rise. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    455 KBDetails & download
  • Concrete curb ramp with side flaresstepRotate in 3D
    Concrete curb ramp with side flares

    Concrete curb ramp with side flares. Overall size 2.800 x 4.200 x 0.150 m; original unbranded model. Overall 2.8 x 4.2 x 0.2 m. Nominal size: 150 mm rise. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    514 KBDetails & download
  • Outdoor timber deck stepsstepRotate in 3D
    Outdoor timber deck steps

    Outdoor timber deck steps. Overall size 1.743 x 1.220 x 1.802 m; original unbranded model. Overall 1743 x 1220 x 1802 mm. Nominal size: 1200 mm wide. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    640 KBDetails & download
  • Switchback stair with intermediate landingstepRotate in 3D
    Switchback stair with intermediate landing

    Switchback stair with intermediate landing. Overall size 4.039 x 2.530 x 3.761 m; original unbranded model. Overall 4 x 2.5 x 3.8 m. Nominal size: 1100 mm wide. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    1.0 MBDetails & download
  • Alternating-tread ship ladderstepRotate in 3D
    Alternating-tread ship ladder

    Alternating-tread ship ladder. Overall size 1.593 x 0.760 x 3.134 m; original unbranded model. Overall 1.6 x 0.8 x 3.1 m. Nominal size: 650 mm wide. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    515 KBDetails & download
  • Steel industrial stair with grating treadsstepRotate in 3D
    Steel industrial stair with grating treads

    Steel industrial stair with grating treads. Overall size 3.703 x 1.220 x 3.027 m; original unbranded model. Overall 3.7 x 1.2 x 3 m. Nominal size: 1200 mm wide. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    4.0 MBDetails & download
  • Exterior concrete steps with handrailsstepRotate in 3D
    Exterior concrete steps with handrails

    Exterior concrete steps with handrails. Overall size 1.843 x 1.200 x 1.719 m; original unbranded model. Overall 1843 x 1200 x 1719 mm. Nominal size: 1200 mm wide. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    308 KBDetails & download
  • 3.6 m wall handrail with returnsstepRotate in 3D
    3.6 m wall handrail with returns

    3.6 m wall handrail with returns. Overall size 3.638 x 0.089 x 0.102 m; original unbranded model. Overall 3.6 x 0.1 x 0.1 m. Nominal size: 3.6 m. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    114 KBDetails & download
  • 2.4 m wall handrail with returnsstepRotate in 3D
    2.4 m wall handrail with returns

    2.4 m wall handrail with returns. Overall size 2.438 x 0.089 x 0.102 m; original unbranded model. Overall 2.4 x 0.1 x 0.1 m. Nominal size: 2.4 m. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    92 KBDetails & download
  • 1.2 m wall handrail with returnsstepRotate in 3D
    1.2 m wall handrail with returns

    1.2 m wall handrail with returns. Overall size 1.238 x 0.089 x 0.102 m; original unbranded model. Overall 1238 x 89 x 102 mm. Nominal size: 1.2 m. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    69 KBDetails & download
  • 2.4 m post-mounted guard with balustersstepRotate in 3D
    2.4 m post-mounted guard with balusters

    2.4 m post-mounted guard with balusters. Overall size 2.510 x 0.110 x 1.100 m; original unbranded model. Overall 2.5 x 0.1 x 1.1 m. Nominal size: 2.4 m. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    307 KBDetails & download
  • 2.4 m glass balustrade with top railstepRotate in 3D
    2.4 m glass balustrade with top rail

    2.4 m glass balustrade with top rail. Overall size 2.510 x 0.110 x 1.100 m; original unbranded model. Overall 2.5 x 0.1 x 1.1 m. Nominal size: 2.4 m. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    308 KBDetails & download
  • 2.4 m dual-height accessible handrailstepRotate in 3D
    2.4 m dual-height accessible handrail

    2.4 m dual-height accessible handrail. Overall size 2.510 x 0.139 x 0.950 m; original unbranded model. Overall 2.5 x 0.1 x 0.9 m. Nominal size: 2.4 m. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    168 KBDetails & download
  • Compact skid steer loaderglbRotate in 3D
    Compact skid steer loader

    Compact skid steer loader. Overall size 2.845 x 1.668 x 1.925 m; original unbranded model. Overall 2.8 x 1.8 x 2.1 m. Nominal size: 3.1 m nominal. glTF binary (GLB) mesh with materials, modeled in meters at real-world scale. Export to other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    4.6 MBDetails & download
  • Electric scissor liftglbRotate in 3D
    Electric scissor lift

    Electric scissor lift. Overall size 2.411 x 1.213 x 3.943 m; original unbranded model. Overall 2.4 x 1.2 x 3.8 m. Nominal size: 3.9 m nominal. glTF binary (GLB) mesh with materials, modeled in meters at real-world scale. Export to other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    4.4 MBDetails & download
  • Compact tracked excavatorglbRotate in 3D
    Compact tracked excavator

    Compact tracked excavator. Overall size 3.476 x 1.497 x 2.352 m; original unbranded model. Overall 3 x 1.6 x 2.3 m. Nominal size: 3.4 m nominal. glTF binary (GLB) mesh with materials, modeled in meters at real-world scale. Export to other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    6.2 MBDetails & download
  • Flatbed car transporter trailerglbRotate in 3D
    Flatbed car transporter trailer

    Flatbed car transporter trailer. Overall size 5.657 x 2.788 x 0.905 m; original unbranded model. Overall 5.7 x 2.5 x 1.1 m. Nominal size: 5.6 m nominal. glTF binary (GLB) mesh with materials, modeled in meters at real-world scale. Export to other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    5.3 MBDetails & download
  • Box utility trailerglbRotate in 3D
    Box utility trailer

    Box utility trailer. Overall size 4.147 x 2.040 x 2.382 m; original unbranded model. Overall 4.4 x 2.3 x 2.3 m. Nominal size: 4 m nominal. glTF binary (GLB) mesh with materials, modeled in meters at real-world scale. Export to other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    2.8 MBDetails & download
  • V-belt pulley pair with continuous beltstepRotate in 3D
    V-belt pulley pair with continuous belt

    V-belt pulley pair with continuous belt. Overall size 0.420 x 0.180 x 0.032 m; original unbranded model. Overall 420 x 180 x 32 mm. Nominal size: 180 / 100 mm. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    151 KBDetails & download
  • Automotive starter motorstepRotate in 3D
    Automotive starter motor

    Automotive starter motor. Overall size 0.166 x 0.094 x 0.269 m; original unbranded model. Overall 166 x 94 x 269 mm. Nominal size: 88 mm body. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    408 KBDetails & download
  • Serpentine belt spring tensionerstepRotate in 3D
    Serpentine belt spring tensioner

    Serpentine belt spring tensioner. Overall size 0.188 x 0.102 x 0.073 m; original unbranded model. Overall 188 x 102 x 73 mm. Nominal size: 74 mm idler. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

    196 KBDetails & download

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