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KTR Rotex GS 65 Jaw Coupling – Backlash-Free High Torque Shaft Coupling

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KTR Rotex GS 65 Coupling delivers high-performance torque transmission with zero backlash and vibration damping.

Product Highlights

Coupling Size: GS 65
Outer Diameter: 115 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, 72 ShD, 92 ShA, 98 ShA
Clamping Screw Type: M12
Tightening Torque: 120 Nm
Backlash-Free: Yes
Applications: automation, CNC machines, industrial motion systems, robotics, servo drives

Estimated Delivery : Up to 4 business days

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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.

Coupling Size	GS 65
Outer Diameter	115 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, 72 ShD, 92 ShA, 98 ShA
Clamping Screw Type	M12
Tightening Torque	120 Nm
Backlash-Free	Yes
Applications	automation, CNC machines, industrial motion systems, robotics, servo drives