19mm Outer Diameter x 25mm Length, 6.35mm x 8mm Inner Diameter RB Aluminium Flexible Shaft Coupling
Its spiral beam cut construction helps accommodate minor shaft misalignment while reducing vibration and mechanical stress during operation. Made from durable aluminium, this one-piece flexible coupling offers zero backlash performance, low rotational inertia, and reliable torque transmission for automation, CNC, and robotics applications.
19mm Outer Diameter x 25mm Length, 6.35mm x 8mm Inner Diameter RB Aluminium Flexible Shaft Coupling
Available:In Stock
- Product SKU: LGSTM103
₹ 149
₹ 199
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Warehouse Details:
Specification
Description
19mm Outer Diameter x 25mm Length, 6.35mm x 8mm Inner Diameter RB Aluminium Flexible Shaft Coupling
The RB Aluminium Flexible Shaft Coupling is a compact shaft coupling designed to connect 6.35mm and 8mm shafts in precision motion and transmission systems. With a 19mm outer diameter and 25mm overall length, it is suitable for compact assemblies where accurate shaft connection and smooth rotation are important.Its spiral beam cut construction helps accommodate minor shaft misalignment while reducing vibration and mechanical stress during operation. Made from durable aluminium, this one-piece flexible coupling offers zero backlash performance, low rotational inertia, and reliable torque transmission for automation, CNC, and robotics applications.
Drawing

Applications
- Motor and shaft connection assemblies
- CNC and engraving machines
- 3D printer motion systems
- Robotics and automation equipment
- Precision drive mechanisms
- DIY mechanical engineering projects
Technical Details
- Product Type: Flexible Shaft Coupling
- Series: RB
- Material: Aluminium
- Outer Diameter: 19mm
- Total Length: 25mm
- Bore Diameter Side 1: 6.35mm
- Bore Diameter Side 2: 8mm
- Bore Combination: 6.35mm x 8mm
- Screw Type: 2 x M3
- Construction: One Piece
- Torsional Performance: Zero Backlash
Physical Attributes
- Weight: As per selected bore size
- Dimensions: 19mm x 25mm
- Bore Diameter: 6.35mm x 8mm
Package Includes
- 1 × RB Aluminium Flexible Shaft Coupling 6.35mm x 8mm