7mm To 7mm Bore Rigid Shaft Coupling Copper Motor Shaft Connector 22mm Length 14mm Diameter High Torque No Rotation Gap Maintenance Free for Precise Alignment and Minimal Inertia
✔️ 7mm to 7mm bore; 22x14mm (0.86''x0.55'') copper rigid shaft coupler
This compact copper rigid shaft coupler links two 7mm shafts with no play, designed for high-torque, precise drive in small robotics and control systems.
✅ Bore diameter: 7mm to 7mm
✅ Length x diameter: 22x14mm (LxD)
✅ Material: copper, oil-proof and corrosion-resistant
✅ Type: rigid coupling with zero-gap alignment
✅ Misalignment handling: elastic action compensates symmetrical angular error
✅ Includes: 1 coupling, 1 hex wrench, 4 screws
💡 What is a rigid shaft coupling and when should you use it? A rigid coupling locks two shafts in fixed relation to transmit torque without slippage, ideal for precise drive systems.
- Fixed alignment and torque transfer
- Requires accurate bore matching and parallel shafts
- Handy in compact robotics and automation