Gearbox-side coupling hub in steel

The flexible coupling for use between Varvel gearboxes and IEC/NEMA motors provides a versatile alternative solution to standard key and keyway couplings without increasing the overall length of the assembled gearmotor and offering numerous technical advantages.

Main Information


Additional Information

  • Spider in polyarylamide
  • Motor-side coupling hub in die cast aluminium (in steel only on demand)
  • Gearbox-side coupling hub in steel
  • Low thermal conductivity
  • Allowed angular misalignment 1° max
  • Elimination of fretting corrosion between key and keyway
  • Connection with zero backlash
  • Greater flexibility
  • High torsional resistancy
  • Keyway fitting or jaw clamping
  • Increased stock rotation
  • High vibration damping
  • One gearbox only for each reduction ratio
Most of our products are available in an ATEX version that conforms to EU directives on explosive atmospheres.

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