50.050.020.0
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Interactive 3D model of 4-Blade Propeller

Mechanical parts

4-Blade Propeller

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Bounding box
50.0 × 50.0 × 20.0 mm
Engine
Precision B-rep
Parameters
10
Published
October 9, 2026

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The prompt

Design a 4 blade propeller with diameter 50mm, pitch 70mm, one end of the propeller with a hole 3mm wide and 8mm deep, this end is for shaft. The other end should be a hemisphere The diameter of cylinder holding the blades should be 10mm. And the diameter of the hemisphere should be 10mm.

Parameters

NameValueRange
Overall Diameter50 mm20 – 200
Pitch70 mm10 – 200
Hub Diameter10 mm5 – 30
Hole Diameter3 mm1 – 10
Hole Depth8 mm1 – 20
Blade Chord8 mm2 – 20
Blade Thickness2 mm0.5 – 10
Hub Length15 mm5 – 50
Number of Blades42 – 12
Blade Offset from Bottom12 mm0 – 50

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

4-Blade Propeller - Free CAD Model (STEP, STL) | TextoCAD