Spitfire Propeller 1:4 scaled model 3D printable model by Alex Ng

Spitfire Propeller 1:4 scaled model

Source: MyMiniFactory by Alex Ng

The Spitfire Propeller 1:4 scaled model is a free printable 3D model from MyMiniFactory by Alex Ng. Spitfire Propeller designed with Autocad 3D 1:4 model Root hub to fit into spinner: 3.4cm diameter circle. You can download the STL file from the original listing below and print it at home.

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30 saves Source: MyMiniFactory Updated 2026-02-11

Tags: prop, spitfire, Military, PROPELLER, spitfireprop

About this model

Spitfire Propeller designed with Autocad 3D 1:4 model Root hub to fit into spinner: 3.4cm diameter circle. From Root to tip = 375 mm or 14.76 inches Comes in 5 parts, glued together using locttite 406 superglue for plastics Estimated 1.75mm filament needed for 1 blade (1:4 scale model) = Between 15meters to 25meters (49ft to 82ft) Print with PLA to avoid wrapping and to produce relatively sharp trailing edge of the blade. You can scale accordingly. Eg, a 1:8 model just divide full scale by 2. Recommended print settings (tested as per picture) -Vertical wall: 2 shells Infill honeycomb/rectilinear 5%-Bottom and Top solid layers: 3-Printspeed keep it generally 50mm/s throughout for smooth and sharp print especially at the trailing edge of the blade  

Frequently asked questions

Is this 3D model free to download?
Yes. Spitfire Propeller 1:4 scaled model is free to download from MyMiniFactory. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?
The download is hosted by MyMiniFactory, not by Thinger. We link you directly to the original listing by Alex Ng.
Who made this model?
Designed by Alex Ng, published on MyMiniFactory. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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