KTR Rotex GS 65 Jaw Coupling – Backlash-Free High Torque Shaft Coupling
KTR Rotex GS 65 Coupling delivers high-performance torque transmission with zero backlash and vibration damping.
Product Highlights
- Coupling Size: GS 65
- Outer Diameter: 135 mm
- Inner Diameter: 65 mm
- Overall Length: 185 mm
- Material: Steel or Aluminium Hub
- Clamping Hub Length: 75 mm
- Distance E: 47 mm
- Bore Range: Ø30 mm to Ø65 mm
- Max Torque Capacity: Up to 1050 Nm
- Spider Hardness Options: 64 ShD
- Clamping Screw Type: M12
- Tightening Torque: 120 Nm
- Backlash-Free: Yes
- Applications: automation
- Clamping Hub Diameter: 115 mm
- Estimated Delivery : Up to 4 business days
The KTR Rotex GS 65 Coupling is a torsionally flexible, zero-backlash shaft coupling designed for high-torque industrial applications. It compensates angular, radial, and axial misalignments while ensuring quiet and maintenance-free operation. Its aluminum or steel hub paired with a high-grade polyurethane spider ensures excellent damping characteristics. Ideal for automation, CNC, robotics, and servo systems requiring reliable and precise torque transmission with minimal wear.













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