3D preview of Single-Throw Crankshaft
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Interactive 3D model of Single-Throw Crankshaft

Mechanical parts

Single-Throw Crankshaft

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Bounding box
74.0 × 120.0 × 161.0 mm
Engine
Precision B-rep
Parameters
7
Published
October 22, 2026

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The prompt

Crankshaft section: main journal diameter 50 mm and length 42 mm, crankpin diameter 46 mm and length 35 mm, crank webs thickness 21 mm and width 74 mm, crank throw radius 46 mm offset. Two parallel webs holding central crankpin, with main journals extending on outer sides.

Parameters

NameValueRange
Main Journal Diameter50 mm20 – 100
Main Journal Length42 mm10 – 120
Crankpin Diameter46 mm20 – 100
Crankpin Length35 mm10 – 100
Crank Throw Radius46 mm10 – 100
Web Thickness21 mm8 – 50
Web Width74 mm30 – 150

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.

Single-Throw Crankshaft - Free CAD Model (STEP, STL) | TextoCAD