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6.35x8mm Aluminum Rigid Coupling | Anodized Blue
The 6.35x8mm Aluminum Rigid Coupling (Anodized Blue) is a premium, high-strength hardware component designed to lock two rotating shafts together with zero backlash. It is widely used by engineers and hobbyists to connect a 6.35mm (1/4 inch) stepper motor shaft (like a NEMA 23) to an 8mm lead screw or threaded rod in precision motion systems
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50.00 EGP
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Description
Key Features
- Zero Backlash Transmission: Provides a solid, integrated structure with no rotational gap, ensuring highly sensitive and precise positioning for linear motion. [1, 2]
- High Torque & Low Inertia: Lightweight aluminum construction significantly cuts down rotational inertia while offering excellent structural stiffness and torque resistance. [1, 2]
- Anodized Blue Coating: The specialized anodized finish gives the coupling a premium blue look while drastically increasing its resistance to corrosion, wear, and light surface scratches. [1, 2]
- Top Tight Set Screw Design: Uses industrial-grade grub screws to lock onto flat-sided or round shafts securely, preventing slippage under heavy operation loads. [1, 2]
Technical Specifications
- Material: High-Strength Aluminum Alloy
- Color / Finish: Anodized Metallic Blue
- Bore Connection Side A: 6.35 mm (1/4″)
- Bore Connection Side B: 8 mm
- Outer Diameter (OD): 14 mm
- Total Length: 25 mm
- Fastener Thread Size: M4 Set Screws (Typically includes 4 tightening screws per unit)
- Primary Target Applications: CNC Routers, 3D printers, laser cutters, automation test benches, and model mechanical drives
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