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KTR Rotex GS 38 Jaw Coupling – High Precision Flexible Shaft Coupling

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KTR Rotex GS 38 Coupling offers precise, zero-backlash torque transmission with high vibration damping and compact installation.

Product Highlights

Coupling Size: GS 38
Outer Diameter: 80 mm
Inner Diameter: 38 mm
Overall Length: 114 mm
Material: Aluminium Hub
Clamping Hub Length: 45 mm
Distance E: 24 mm
Bore Range: Ø12 mm to Ø38 mm
Max Torque Capacity: Up to 405 Nm
Spider Hardness Options: 64 ShD, 72 ShD, 92 ShA, 98 ShA
Clamping Screw Type: M8
Tightening Torque: 25 Nm
Backlash-Free: Yes
Applications: automation, CNC systems, industrial control, robotics, servo drives

Estimated Delivery : Up to 4 business days

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The KTR Rotex GS 38 Coupling is a high-performance, backlash-free jaw-type coupling engineered for precision motion control applications. It features a compact plug-in design, capable of absorbing misalignments and dampening vibrations. Manufactured with high-grade aluminium hubs and a polyurethane spider, the GS 38 ensures quiet and reliable torque transmission, ideal for automation systems, servo drives, and CNC machinery. This coupling is maintenance-free, with zero backlash, enabling exact positioning and superior mechanical efficiency.

Coupling Size	GS 38
Outer Diameter	80 mm
Inner Diameter	38 mm
Overall Length	114 mm
Material	Aluminium Hub
Clamping Hub Length	45 mm
Distance E	24 mm
Bore Range	Ø12 mm to Ø38 mm
Max Torque Capacity	Up to 405 Nm
Spider Hardness Options	64 ShD, 72 ShD, 92 ShA, 98 ShA
Clamping Screw Type	M8
Tightening Torque	25 Nm
Backlash-Free	Yes
Applications	automation, CNC systems, industrial control, robotics, servo drives