19mm Outer Diameter x 25mm Length, 6mm x 6.35mm Inner Diameter RB Aluminium Flexible Shaft Coupling
Manufactured from durable aluminium, this one-piece flexible coupling provides zero backlash performance, low inertia, and dependable torque transmission. It is commonly used in CNC assemblies, 3D printer systems, robotic mechanisms, and automation setups where accurate shaft connection and reduced vibration are important.
19mm Outer Diameter x 25mm Length, 6mm x 6.35mm Inner Diameter RB Aluminium Flexible Shaft Coupling
Available:In Stock
- Product SKU: LGSTM098
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Specification
Description
19mm Outer Diameter x 25mm Length, 6mm x 6.35mm Inner Diameter RB Aluminium Flexible Shaft Coupling
The RB Aluminium Flexible Shaft Coupling is a precision shaft connector designed for linking 6mm and 6.35mm shafts in compact motion control and mechanical transmission applications. With a 19mm outer diameter and 25mm overall length, it is well suited for installations where space is limited and smooth rotational transfer is required. Its spiral beam cut body helps accommodate slight shaft misalignment while improving operational stability.Manufactured from durable aluminium, this one-piece flexible coupling provides zero backlash performance, low inertia, and dependable torque transmission. It is commonly used in CNC assemblies, 3D printer systems, robotic mechanisms, and automation setups where accurate shaft connection and reduced vibration are important.
Drawing

Applications
- Motor and shaft connection assemblies
- 3D printer drive and transmission systems
- CNC and engraving machines
- Robotics and automation mechanisms
- Precision motion transfer setups
- DIY engineering projects
Technical Details
- Product Type: Flexible Shaft Coupling
- Series: RB
- Material: Aluminium
- Outer Diameter: 19mm
- Total Length: 25mm
- Bore Diameter Side 1: 6mm
- Bore Diameter Side 2: 6.35mm
- Bore Combination: 6mm x 6.35mm
- Screw Type: 2 x M3
- Construction: One Piece
- Torsional Performance: Zero Backlash
Physical Attributes
- Weight: 16g
- Dimensions: 19mm x 25mm
- Bore Diameter (Both Sides): 6mm x 6.35mm
Package Includes
- 1 Γ RB Aluminium Flexible Shaft Coupling 6mm x 6.35mm