Free 3D Models at Real-World Scale

Models built in real units, so they drop into a scene or an assembly at the right size. Every file here is public domain: open it in your browser, then download it and use it for anything.

10459 3D parts · STEP, STL, SketchUp, 3MF, OBJ, glTF, IFC, Rhino and more · public domain

Can’t find the part? Describe it and let AI build it → · AI Generator

All 9908Lighting 2624Mechanical 1457Fasteners & hardware 1244Architecture & BIM 938Furniture & interiors 928Electronics & PCB 783People & figures 358Nature & terrain 255Vehicles 247Art & decor 224Tools & jigs 217Other 684
Features:3D printable 63✓ Real-world scale 9908Textured / materials 6545Assembly 4555Low-poly 255CAD solid 771

9908 3D parts with Real-world scale · Clear all

  • Firework cake box, 25 tubes (prop)glbRotate in 3D
    Firework cake box, 25 tubes (prop)

    Firework cake prop: red wrapped box with a yellow band and a card top showing 25 closed tube ends; exterior only. Generic, no text. Overall 231 x 231 x 152 mm. Overall 231 x 231 x 152 mm. Nominal size: 231.00 x 231.00 x 151.51 mm overall. 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.

    314 KBDetails & download
  • Firework cake box, 100 tubes (prop)glbRotate in 3D
    Firework cake box, 100 tubes (prop)

    Firework cake prop: green wrapped 400 mm box with a yellow band and a card top showing 100 closed tube ends; exterior only. Generic, no text. Overall 401 x 401 x 122 mm. Overall 401 x 401 x 122 mm. Nominal size: 401.00 x 401.00 x 121.51 mm overall. 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.

    801 KBDetails & download
  • Firework burst effect: willow (gold)glbRotate in 3D
    Firework burst effect: willow (gold)

    Stylised gold willow burst about 18 m across: 90 long drooping emissive trails ending in small stars. Generic, no text. Overall 17800 x 17836 x 21592 mm. Overall 17.8 x 17.8 x 21.6 m. Nominal size: 17799.74 x 17836.26 x 21591.60 mm overall. 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.

    496 KBDetails & download
  • Firework burst effect: ring (green)glbRotate in 3D
    Firework burst effect: ring (green)

    Stylised green ring burst about 16 m across, tilted, with 60 emissive stars on short trails and a small white core. Generic, no text. Overall 16237 x 4391 x 15765 mm. Overall 16.2 x 4.4 x 15.8 m. Nominal size: 16236.72 x 4390.50 x 15765.23 mm overall. 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.

    417 KBDetails & download
  • Firework burst effect: peony (red)glbRotate in 3D
    Firework burst effect: peony (red)

    Stylised red peony burst about 20 m across for scenes: 160 emissive stars on thin radial trails. Generic, no text. Overall 19573 x 19795 x 20156 mm. Overall 19.6 x 19.8 x 20.2 m. Nominal size: 19572.66 x 19794.85 x 20155.69 mm overall. 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.

    550 KBDetails & download
  • Display mortar rack with 15 tubes (exterior prop)glbRotate in 3D
    Display mortar rack with 15 tubes (exterior prop)

    Display mortar rack prop: wooden frame holding 15 black HDPE tubes 76 x 600 mm, closed (exterior only). Generic, no text. Overall 610 x 390 x 640 mm. Overall 610 x 390 x 640 mm. Nominal size: 610.01 x 390.01 x 640.01 mm overall. 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.

    281 KBDetails & download
  • Catherine wheel on post (prop)glbRotate in 3D
    Catherine wheel on post (prop)

    Catherine wheel prop: red coiled tube wound into a 240 mm spiral on a card hub, nailed to a 1.4 m wooden post; exterior only. Generic, no text. Overall 242 x 104 x 1400 mm. Overall 242 x 104 x 1400 mm. Nominal size: 241.79 x 104.00 x 1400.00 mm overall. 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.

    251 KBDetails & download
  • External weather louvre 600 x 600 with bird meshglbRotate in 3D
    External weather louvre 600 x 600 with bird mesh

    External weather louvre 600 x 600 mm: anthracite 100 mm deep frame with flange, eleven 45-degree drainable blades with drain lips and a galvanised 12 mm bird mesh behind. Generic, unbranded. Overall 600 x 104 x 600 mm. Overall 600 x 104 x 600 mm. Nominal size: 600.00 x 104.00 x 600.00 mm overall. 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.

    1.6 MBDetails & download
  • Round push-in soffit vent 70 mmglbRotate in 3D
    Round push-in soffit vent 70 mm

    Round push-in soffit vent for a 70 mm hole: white 80 mm slotted face disc and push-in sleeve with barbs. Generic, unbranded. Overall 80.0 x 25.0 x 80.0 mm. Overall 80 x 25 x 80 mm. Nominal size: 80.00 x 25.00 x 80.00 mm overall. 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.

    74 KBDetails & download
  • Single-deflection supply grille 600 x 300 with damperglbRotate in 3D
    Single-deflection supply grille 600 x 300 with damper

    Single-deflection supply air grille 600 x 300 mm (nominal opening): white aluminium frame with 25 mm flange and screw heads, adjustable horizontal aerofoil front blades, opposed-blade galvanised damper with key operator behind. Generic, unbranded. Overall 650 x 112 x 350 mm. Overall 650 x 112 x 350 mm. Nominal size: 650.00 x 112.50 x 350.00 mm overall. 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.

    1.6 MBDetails & download
  • Single-deflection supply grille 400 x 200 with damperglbRotate in 3D
    Single-deflection supply grille 400 x 200 with damper

    Single-deflection supply air grille 400 x 200 mm (nominal opening): white aluminium frame with 25 mm flange and screw heads, adjustable horizontal aerofoil front blades, opposed-blade galvanised damper with key operator behind. Generic, unbranded. Overall 450 x 112 x 250 mm. Overall 450 x 112 x 250 mm. Nominal size: 450.00 x 112.50 x 250.00 mm overall. 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.

    1.5 MBDetails & download
  • Single-deflection supply grille 300 x 150 with damperglbRotate in 3D
    Single-deflection supply grille 300 x 150 with damper

    Single-deflection supply air grille 300 x 150 mm (nominal opening): white aluminium frame with 25 mm flange and screw heads, adjustable horizontal aerofoil front blades, opposed-blade galvanised damper with key operator behind. Generic, unbranded. Overall 350 x 112 x 200 mm. Overall 350 x 112 x 200 mm. Nominal size: 350.00 x 112.50 x 200.00 mm overall. 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.

    1.5 MBDetails & download
  • Linear bar grille 1000 x 150glbRotate in 3D
    Linear bar grille 1000 x 150

    Linear bar grille 1000 x 150 mm: silver anodised frame and collar with fixed 0-degree bars at 12 mm pitch and three tie rods. Generic, unbranded. Overall 1040 x 48 x 190 mm. Overall 1040 x 48 x 190 mm. Nominal size: 1040.00 x 48.00 x 190.00 mm overall. 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.

    1.1 MBDetails & download
  • Egg-crate return / exhaust ceiling grille 600 x 600glbRotate in 3D
    Egg-crate return / exhaust ceiling grille 600 x 600

    Egg-crate return / exhaust grille for a 600 mm ceiling grid (595 x 595 mm): white aluminium frame and collar with a 13 mm square-cell core; shown with the face toward the front. Generic, unbranded. Overall 595 x 48 x 595 mm. Overall 595 x 48 x 595 mm. Nominal size: 595.00 x 48.00 x 595.00 mm overall. 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.

    114 KBDetails & download
  • Double-deflection supply grille 600 x 300 with damperglbRotate in 3D
    Double-deflection supply grille 600 x 300 with damper

    Double-deflection supply air grille 600 x 300 mm (nominal opening): white aluminium frame with 25 mm flange and screw heads, adjustable horizontal aerofoil front blades and vertical rear blades, opposed-blade galvanised damper with key operator behind. Generic, unbranded. Overall 650 x 112 x 350 mm. Overall 650 x 112 x 350 mm. Nominal size: 650.00 x 112.50 x 350.00 mm overall. 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.

    1.6 MBDetails & download
  • Double-deflection supply grille 400 x 200 with damperglbRotate in 3D
    Double-deflection supply grille 400 x 200 with damper

    Double-deflection supply air grille 400 x 200 mm (nominal opening): white aluminium frame with 25 mm flange and screw heads, adjustable horizontal aerofoil front blades and vertical rear blades, opposed-blade galvanised damper with key operator behind. Generic, unbranded. Overall 450 x 112 x 250 mm. Overall 450 x 112 x 250 mm. Nominal size: 450.00 x 112.50 x 250.00 mm overall. 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.

    1.6 MBDetails & download
  • Double-deflection supply grille 300 x 150 with damperglbRotate in 3D
    Double-deflection supply grille 300 x 150 with damper

    Double-deflection supply air grille 300 x 150 mm (nominal opening): white aluminium frame with 25 mm flange and screw heads, adjustable horizontal aerofoil front blades and vertical rear blades, opposed-blade galvanised damper with key operator behind. Generic, unbranded. Overall 350 x 112 x 200 mm. Overall 350 x 112 x 200 mm. Nominal size: 350.00 x 112.50 x 200.00 mm overall. 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.

    1.6 MBDetails & download
  • Door transfer grille 450 x 150, inverted-V vision-proofglbRotate in 3D
    Door transfer grille 450 x 150, inverted-V vision-proof

    Door transfer grille 450 x 150 mm for a 45 mm door: white front and back frames joined by a sleeve, two rows of blades forming inverted-V vision-proof channels. Generic, unbranded. Overall 490 x 61 x 190 mm. Overall 490 x 61 x 190 mm. Nominal size: 490.01 x 61.00 x 190.00 mm overall. 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.

    63 KBDetails & download
  • Floor register 300 x 100 with damperglbRotate in 3D
    Floor register 300 x 100 with damper

    Floor register 300 x 100 mm lying flat: bronze-tone flanged frame with louvre blades, galvanised boot and a two-blade damper with lever. Generic, unbranded. Overall 330 x 130 x 64 mm. Overall 330 x 130 x 64 mm. Nominal size: 330.00 x 130.00 x 64.00 mm overall. 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.

    1.5 MBDetails & download
  • Adjustable disc valve 150 mmglbRotate in 3D
    Adjustable disc valve 150 mm

    Adjustable disc valve for 150 mm duct: white face ring with foam gasket, spigot, spider and spindle, adjustable centre disc. Generic, unbranded. Overall 198.0 x 65.0 x 198.0 mm. Overall 198 x 65 x 198 mm. Nominal size: 198.00 x 65.00 x 198.00 mm overall. 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.

    1.6 MBDetails & download
  • Adjustable disc valve 125 mmglbRotate in 3D
    Adjustable disc valve 125 mm

    Adjustable disc valve for 125 mm duct: white face ring with foam gasket, spigot, spider and spindle, adjustable centre disc. Generic, unbranded. Overall 173.0 x 65.0 x 173.0 mm. Overall 173 x 65 x 173 mm. Nominal size: 173.00 x 65.00 x 173.00 mm overall. 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.

    1.6 MBDetails & download
  • Adjustable disc valve 100 mmglbRotate in 3D
    Adjustable disc valve 100 mm

    Adjustable disc valve for 100 mm duct: white face ring with foam gasket, spigot, internal spider and threaded spindle, adjustable centre disc with lock-nut cap. Generic, unbranded. Overall 148.0 x 65.0 x 148.0 mm. Overall 148 x 65 x 148 mm. Nominal size: 148.00 x 65.00 x 148.00 mm overall. 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.

    1.6 MBDetails & download
  • Round ceiling diffuser 250glbRotate in 3D
    Round ceiling diffuser 250

    Round ceiling diffuser for a 250 mm neck: white outer cone with flange (356 mm face), three nested inner cones with tie bars and a centre plate; shown with the face toward the front. Generic, unbranded. Overall 356 x 128 x 356 mm. Overall 356 x 128 x 356 mm. Nominal size: 356.00 x 128.00 x 356.00 mm overall. 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.

    129 KBDetails & download
  • Airbrick 215 x 65glbRotate in 3D
    Airbrick 215 x 65

    Terracotta airbrick of brick size 215 x 65 x 102.5 mm with 30 square through-vents. Generic, unbranded. Overall 215 x 103 x 65 mm. Overall 215 x 103 x 65 mm. Nominal size: 215.00 x 102.50 x 65.00 mm overall. 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.

    64 KBDetails & download

Looking for 2D drawings, blocks and details? Browse the Drawing Library (1814).

Request a Part

If the library doesn’t have what you need, tell us. Requests decide what we add next. Leave an email and we’ll send you one message when it’s added.

Share Your Parts

Designed a part others could use? Upload STEP, STL, SketchUp or other 3D files, or a zip of them, and describe each one. Everything is reviewed before it appears, released under CC0, and kept for 1 to 5 years depending on file size. You can also add a single file from the viewer’s Share dialog. See the library terms.

Contribute parts

Parts here are contributed by their authors or come from public-domain collections. If you believe a file infringes your rights, use Report on its viewer page or see our copyright policy.