18-Tooth Spur Gears

The same 18-tooth gear across every catalog module — module sets the overall size and tooth strength while the ratio to a mating gear stays the same.

Available modules

18T · m0.3

ø5.4 mm pitch

18T · m0.5

ø9 mm pitch

18T · m1

ø18 mm pitch

18T · m2

ø36 mm pitch

Nearby tooth counts

• 12 teeth
• 14 teeth
• 16 teeth
• 20 teeth
• 22 teeth
• 24 teeth

Related guides

• Gear Ratio Guide
• Involute Gears Explained