Flexible Plum Jaw Shaft Coupler
৳ 300.00৳ 350.00 (-14%)
Premium Flexible Plum Jaw Shaft Coupler (D25 L30)
Maximize your machine’s precision with this high-performance Flexible Plum Jaw Shaft Coupler. Engineered for CNC machines, 3D printers, and servo/stepper motor assemblies, this zero-backlash component delivers flawless rotational transmission while protecting your system from mechanical wear.
- Vibration Dampening: Premium polyurethane spider core absorbs shocks and dampens motor harmonics.
- Misalignment Compensation: Automatically corrects parallel, angular, and axial shaft offsets to prevent structural binding.
- Zero-Backlash Precision: Ensures highly accurate, 1:1 synchronous positioning for tight-tolerance operations.
- Secure Clamping Design: Dual aluminum clamp hubs provide uniform grip to eliminate slippage without damaging shafts.
- Specifications: 25mm Outer Diameter (OD) x 30mm Length (L) with a precision-bored 6mm to 6mm connection.
To ensure this matches your exact build, let me know:
- Do you need this exact 6mm to 6mm bore, or a different size pairing (e.g., 5mm to 8mm)?
- What type of motor (e.g., NEMA 17, NEMA 23, Servo) are you mounting it to?
- Do you prefer this clamping hub style, or a set-screw (grub screw) style?
Flexible Plum Jaw Shaft Coupler
Heavy-Duty Aluminum Flexible Plum Jaw Shaft Coupler
(D25 L30 Clamping Type Spider Coupling)
Upgrade your precision motion control systems with this high-performance Flexible Plum Jaw Shaft Coupler. Specially engineered for CNC machinery, 3D printers, and robotic applications, this zero-backlash component flawlessly connects stepper motors, servo motors, or encoders to linear guide leadscrews and drive shafts.

Flexible Plum Jaw Shaft Coupler
Key Features
- Advanced Vibration Dampening: Built with a three-piece design featuring two interlocking aluminum hubs and a central polyurethane elastomeric spider element (plum insert). This configuration absorbs shock loads, minimizes motor harmonics, and protects sensitive bearings from wear.
- Dual-Axis Misalignment Mitigation: Specially engineered to safely accommodate parallel, angular, and axial offsets during high-speed rotation, preventing structural binding and maintaining smooth rotational transfer.
- Secure Clamp Hub Design: Outfitted with robust hex socket cap clamping screws that grip the shaft uniformly across its circumference. This prevents slip, minimizes keyway fatigue, and eliminates surface damage on your motor shafts.
- Zero-Backlash Operation: Delivers exact, synchronized positioning transmission under load, making it critical for tight tolerance micro-stepping processes.

Flexible Plum Jaw Shaft Coupler
Technical Specifications
- Outer Diameter (OD): 25mm
- Overall Length (L): 30mm
- Bore Configuration: 6mm to 6mm
- Body Material: High-Strength Aircraft-Grade Aluminum Alloy
- Spider Material: Wear-Resistant Polyurethane (Orange)
- Fixing Type: Double Clamping Screws

Flexible Plum Jaw Shaft Coupler
Best Used For
- 3D Printers & Laser Engravers (NEMA 17/23 stepper integration)
- CNC Routers & Mills (Ball screw and lead screw connections)
- Automated Robotics & Servo Drives (Precision rotation control)
If you need a specific version, please let me know:
- What bore sizes (e.g., 5mm to 8mm, 8mm to 10mm) do your shafts require?
- What is the maximum RPM or torque load your system will pull?
- Do you need an alternate configuration like a set-screw (grub screw) fixation?







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