Spur Gear Generator

Enter module, number of teeth, bore diameter, and face width to generate a STEP file for a spur gear.

Pressure Angle 20° Backlash None Tooth Form Involute
Spur Gear Generator
mm

Basic unit determining tooth size

teeth

Number of teeth (minimum 17)

mm

Diameter of the center bore (0 = no bore)

mm

Axial thickness of the gear (face width)

Calculated Values

Pitch Diameter (D) 40.00 mm
Tip Diameter (Da) 44.00 mm
Root Diameter (Df) 35.00 mm
Pressure Angle (α) 20° (Fixed)
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Generating 3D model...