24-Tooth Module 1 Spur Gear

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

3D render of a 24-tooth module 1 involute spur gear, blueprint style, on white background
Teeth24
Module1 mm
Pressure angle20°
Pitch diameter24 mm
Outside diameter26 mm
Root diameter21.5 mm
Base diameter22.55 mm
Circular pitch3.14 mm
Addendum1 mm
Dedendum1.25 mm
Whole depth2.25 mm
Tooth thickness (at pitch circle)1.57 mm
Bore diameter (default)6 mm
Face width (default)6 mm
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Technical diagram of the 24-tooth module 1 gear tooth profile

Meshing

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22T · m1
Fewer teeth, same module
26T · m1
More teeth, same module
24T · m0.3
Same 24 teeth, module 0.3
24T · m0.5
Same 24 teeth, module 0.5
24T · m2
Same 24 teeth, module 2

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