30-Tooth Module 0.5 Spur Gear

Standard 20° pressure-angle involute spur gear — free engineering reference, STL/DXF/SVG downloads, and a live customizer.

3D render of a 30-tooth module 0.5 involute spur gear, blueprint style, on white background
Teeth30
Module0.5 mm
Pressure angle20°
Pitch diameter15 mm
Outside diameter16 mm
Root diameter13.75 mm
Base diameter14.1 mm
Circular pitch1.57 mm
Addendum0.5 mm
Dedendum0.63 mm
Whole depth1.13 mm
Tooth thickness (at pitch circle)0.79 mm
Bore diameter (default)3.75 mm
Face width (default)3 mm
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Technical diagram of the 30-tooth module 0.5 gear tooth profile

Meshing

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28T · m0.5
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32T · m0.5
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30T · m0.3
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30T · m1
Same 30 teeth, module 1
30T · m2
Same 30 teeth, module 2

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