30-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 30-tooth module 1 involute spur gear, blueprint style, on white background
Teeth30
Module1 mm
Pressure angle20°
Pitch diameter30 mm
Outside diameter32 mm
Root diameter27.5 mm
Base diameter28.19 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)7.5 mm
Face width (default)6 mm
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Technical diagram of the 30-tooth module 1 gear tooth profile

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Related gears

28T · m1
Fewer teeth, same module
32T · m1
More teeth, same module
30T · m0.3
Same 30 teeth, module 0.3
30T · m0.5
Same 30 teeth, module 0.5
30T · m2
Same 30 teeth, module 2

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