19mm Outer Diameter x 25mm Length, 5mm x 6mm Inner Diameter RB Aluminium Flexible Shaft Coupling
Manufactured from durable aluminium, this one-piece flexible coupling offers zero backlash transmission, low rotational inertia, and dependable performance in compact mechanical setups. It is suitable for use in CNC machines, 3D printer mechanisms, robotics, and automation equipment where reliable shaft connection and smooth rotation are required.
19mm Outer Diameter x 25mm Length, 5mm x 6mm Inner Diameter RB Aluminium Flexible Shaft Coupling
Available:In Stock
- Product SKU: LGSTM092
₹ 149
₹ 199
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Specification
Description
19mm Outer Diameter x 25mm Length, 5mm x 6mm Inner Diameter RB Aluminium Flexible Shaft Coupling
The RB Aluminium Flexible Shaft Coupling is a compact and efficient shaft connector made to join 5mm and 6mm shafts in precision drive and motion systems. With a 19mm outer diameter and 25mm overall length, it is suitable for compact assemblies where smooth torque transfer and proper shaft alignment are important. Its spiral slit structure helps accommodate small shaft misalignments while reducing stress and vibration during operation.Manufactured from durable aluminium, this one-piece flexible coupling offers zero backlash transmission, low rotational inertia, and dependable performance in compact mechanical setups. It is suitable for use in CNC machines, 3D printer mechanisms, robotics, and automation equipment where reliable shaft connection and smooth rotation are required.
Drawing

Applications
- Motor and shaft coupling assemblies
- 3D printer drive mechanisms
- CNC and engraving equipment
- Automation and robotic systems
- Precision transmission setups
- DIY mechanical and engineering projects
Technical Details
- Product Type: Flexible Shaft Coupling
- Series: RB
- Material: Aluminium
- Outer Diameter: 19mm
- Total Length: 25mm
- Bore Diameter Side 1: 5mm
- Bore Diameter Side 2: 6mm
- Bore Combination: 5mm x 6mm
- Screw Type: 2 x M3
- Construction: One Piece
- Torsional Performance: Zero Backlash
Physical Attributes
- Weight: 16g
- Dimensions: 19mm x 25mm
- Bore Diameter (Both Sides): 5mm x 6mm
Package Includes
- 1 × RB Aluminium Flexible Shaft Coupling 5mm x 6mm