$ 27.60
SICK KUP-0608-S shaft coupling for 6 mm to 8 mm shafts, high-speed operation, misalignment compensation, and reliable torque transfer in industrial systems.
The SICK KUP-0608-S shaft coupling is a precision-engineered shaft adaptation solution designed to connect 6 mm and 8 mm shafts in compact, high-speed industrial assemblies. Developed for accurate motion and signal transfer, it supports rotational speeds up to 10,000 rpm while compensating for minor installation misalignments. Its bar-type construction minimizes backlash and vibration, ensuring stable performance in encoder and motor-driven applications. With a robust composite body and metal hubs, the SICK KUP-0608-S delivers consistent torque transmission and mechanical reliability in space-constrained automation environments.
The SICK KUP-0608-S flexible shaft coupling is designed to protect sensitive mechanical components from alignment-induced stress commonly found in real-world machine builds. By accommodating radial, axial, and angular offsets, it reduces load on bearings and shafts, helping maintain measurement accuracy over long operating periods. The balanced combination of torsional stiffness and flexibility allows smooth power transfer without sacrificing responsiveness, even at high rotational speeds. As a result, system designers benefit from longer component life, reduced maintenance effort, and more stable performance in precision motion control and sensing applications.
The SICK KUP-0608-S is chosen when precision, reliability, and mechanical protection must coexist in high-speed shaft connections. It is engineered to bridge different shaft diameters without sacrificing alignment quality or signal stability. Its controlled flexibility absorbs unavoidable mounting tolerances while preserving accurate torque transfer. This makes it especially valuable in encoder and motor feedback systems where even minor vibration or misalignment can lead to measurement drift, noise, or premature component failure. Designers rely on the SICK KUP-0608-S to achieve stable long-term performance in compact, performance-critical industrial machines.
The SICK KUP-0608-S solves the common challenge of connecting shafts that are not perfectly aligned or dimensionally identical in real industrial environments. Rigid couplings often transmit misalignment forces directly into bearings and sensor shafts, causing wear, heat buildup, and inaccurate readings. This coupling mitigates those issues by compensating for radial, axial, and angular offsets while maintaining consistent rotational transfer. The result is smoother operation, protected mechanical components, and dependable signal integrity in high-speed automation, motion control, and sensing applications.
| Feature | Details | Benefit |
|---|---|---|
| Product Type | Flexible shaft coupling (bar-type design) | Ensures smooth and reliable power transmission with minimal backlash |
| Shaft Diameter Side 1 | 6 mm | Enables direct connection to smaller motor or encoder shafts |
| Shaft Diameter Side 2 | 8 mm | Allows seamless adaptation to larger drive or driven shafts |
| Misalignment Compensation (Radial) | ±0.3 mm | Protects bearings and shafts from lateral installation errors |
| Misalignment Compensation (Axial) | ±0.2 mm | Reduces axial stress caused by thermal expansion or mounting tolerances |
| Misalignment Compensation (Angular) | ±3° | Maintains stable rotation even with slight angular offsets |
| Maximum Rotational Speed | Up to 10,000 rpm | Suitable for high-speed encoders and dynamic motion systems |
| Maximum Torque | 80 Ncm | Provides dependable torque transfer without slippage |
| Torsional Spring Rigidity | 38 Nm per wheel | Balances flexibility and stiffness for precise motion feedback |
| Overall Length | 24 mm | Compact form factor ideal for space-limited installations |
| Coupling Material | Fiber-glass reinforced polyamide | Offers vibration damping and long-term mechanical durability |
| Hub Material | Aluminum | Lightweight construction with excellent strength and stability |
| Application Segment | Shaft adaptation | Optimized for sensor, encoder, and motor integration |
| Operating Stability | Low inertia, vibration-reducing design | Improves signal accuracy and extends component lifespan |
Download SICK KUP-0608-S (5314179) Datasheet
| Commercial Data | Details |
|---|---|
| EAN Number | 4047084153341 |
| Weight | 14 g |
| Country of Origin | Germany |
In automated packaging machinery, rotary encoders are commonly mounted directly onto motor shafts to control speed synchronization and positioning accuracy. Due to compact machine layouts and continuous vibration, perfect shaft alignment is rarely achievable. The SICK KUP-0608-S shaft coupling is applied to connect 6 mm encoder shafts to 8 mm drive shafts while absorbing radial, axial, and angular deviations. This flexibility prevents excessive mechanical load on encoder bearings, ensuring stable signal output even at high rotational speeds. As a result, packaging systems maintain consistent cutting accuracy, sealing quality, and production throughput during continuous operation.
Automated assembly systems rely on servo motors with encoder feedback to achieve repeatable and precise motion control. In many installations, space limitations cause slight shaft offset between the motor and feedback device. The SICK KUP-0608-S coupling compensates for these offsets while maintaining sufficient torsional rigidity for accurate motion feedback. Its design reduces vibration transfer during rapid acceleration and braking cycles. This improves positioning accuracy, minimizes wear on mechanical components, and supports long-term reliability in applications such as robotic handling, electronic assembly, and precision press-fit operations.
Conveyor systems used in warehouses and distribution centers require precise speed monitoring to manage sorting, merging, and accumulation processes. Encoders mounted on conveyor shafts often experience misalignment due to long shaft lengths, structural flex, or thermal expansion. The SICK KUP-0608-S shaft coupling accommodates these mechanical variations while preserving consistent rotational transfer. Its high-speed capability ensures accurate speed feedback without signal instability. This leads to smoother material flow, reduced mechanical stress on sensors, and improved system uptime in high-duty intralogistics environments.
Industrial test rigs and measurement systems frequently use compact motors and sensors to evaluate components under controlled conditions. These setups often require connecting shafts of different diameters within tight mechanical envelopes. The SICK KUP-0608-S coupling provides a compact solution that adapts 6 mm and 8 mm shafts while reducing vibration and alignment stress. By protecting sensitive measurement devices from mechanical disturbances, it improves repeatability and data consistency in endurance testing, calibration systems, and rotational performance analysis applications.
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