NBK Japan MBB-40C 8mm to 3/8" Bellows-type Flexible Coupling, Zero-Backlash Bellows Flexible Shaft Coupling for Servo and Stepper Motors

NBK Japan MBB-40C Bellows-Type Flexible Coupling, 8 mm to 3/8" Bore, Zero-Backlash High-Torque Servo/Stepper Motor Connection (Pack of 1)
✔️ Bellows-style flexible coupling with zero backlash, high torsional rigidity, 51 mm length, 40 mm OD, 8 mm to 3/8" bore, Made in Japan, 1 unit

NBK Japan MBB-40C is a bellows-type flexible coupling that connects servo or stepper motors to driven shafts. It’s commonly used in CNC machines, 3D printers, robotics, and precision automation to absorb minor misalignment and end-play while maintaining accurate torque transfer.

✅ Bore 1: 8 mm (0.315 in); Bore 2: 3/8 in (9.525 mm)
✅ Length: 51 mm (2.01 in)
✅ Outer diameter: 40 mm (1.57 in)
✅ Zero-backlash, high torsional rigidity, high torque
✅ Constant velocity, simple design
✅ Made in Japan
✅ Quantity: 1 (single unit)
✅ Wrench: M4; torque: 3.5 N m

💡 What is a bellows-type flexible coupling used for? This handy device transfers torque while accommodating shaft misalignment and end-play. - Handy for CNC machines, robotics, and motion control setups. - Absorbs angular and parallel misalignment, keeping motion smooth. - Supports high torque with zero backlash for precise positioning. In real-world use, this bellows coupling helps maintain accuracy and reliability in demanding automation tasks.