SICK KUP-1010-D Double-Loop Shaft Coupling
Overview

The KUP-1010-D is a high-performance double-loop shaft coupling designed for precise mechanical connection between two 10 mm shafts. It provides flexibility in handling misalignments and ensures reliable torque transmission in sensor and encoder mounting assemblies.
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Key Features & Benefits

Double-loop, elastomeric design
The coupling uses dual loops of elastic material to absorb vibrations, reduce shock loads, and allow slight misalignments between shafts while maintaining mechanical integrity.
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Matched shaft diameters: 10 mm / 10 mm
Ideal for connecting two shafts of equal diameter without adapters or bushings.
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Misalignment compensation capability

Radial offset: ±2.5 mm
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Axial offset: ±3 mm
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Angular misalignment: ±10°
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Torque & speed ratings

Maximum torque: 1.5 Nm
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Maximum rotational speed: 3,000 rpm
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Materials & construction

Loops: Polyurethane (elastic, resilient)
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Flanges / coupling hardware: Galvanized steel
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Temperature & environmental range
Operational temperature range: –30 °C to +80 °C
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Compact & lightweight
The coupling is compact and adds minimal mass to the shaft assembly, keeping the system inertia low. (Exact weight from datasheet)
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Technical Summary
Specification Value
Coupling Type Double-loop / elastomeric coupling
Shaft Diameters 10 mm / 10 mm
Radial Misalignment ±2.5 mm
Axial Misalignment ±3 mm
Angular Misalignment ±10°
Max Torque 1.5 Nm
Max Speed 3,000 rpm
Operating Temperature –30 °C to +80 °C
Materials Polyurethane loops; galvanized steel flanges
Application Use Shaft coupling for encoders, sensors, small drives
Use Cases & Applications

Encoder / sensor interfaces
Ideal when coupling a rotary encoder or sensor shaft (10 mm) to a motor or shaft, allowing for slight misalignment without loss of precision.

Compact drive assemblies
Suitable in applications with limited space where flexible coupling is preferred over rigid connections.

Vibration isolation
The elastic double-loop design helps absorb vibrations and shock, improving the longevity of connected equipment.

Light-duty mechanical drives
Appropriate for systems with torque demands within 1.5 Nm and speed up to 3,000 rpm.