Curvic Gear Couplings


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Curvic Gear Couplings

Curvic Gear Couplings comprise two crowned and barreled steel hubs, coupled by a matching polyamide sleeve. Hubs are fully machined and zinc plated for corrosion protection.

Curvic Gear Couplings are available in three standard sizes for the majority of applications.


Series 28

For use on shafts from 9mm to 28mm diameter. Rated to a maximum speed of 5000rpm and 1.00hp (.75kw) per 100rpm.


Series 42

For use on shafts from 13mm to 42mm diameter. Rated to a maximum speed of 5000rpm and 1.75hp (1.32kw) per 100rpm.


Series 55

For use on shafts from 17mm to 55mm diameter. Rated to a maximum speed of 4000rpm and 8.00hp (6kw) per 100rpm.



  • Low inertia
  • Compact design
  • Quiet running
  • Alignment compensation (see chart)
  • Zero maintenance
  • Chemical and corrosion resistant
  • Absorption of vibration
  • Easy assembly
  • Wide temperature range

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