NBK Japan MBB19C Bellows Type Flexible Coupling 3mm to 8mm Bore for Misalignment Tolerance

Regular price $148.99 Sale price$228.00you save $79.01
SKU: MBB-19C-3mm-8mm
Coupling Bore 1 Diameter:3mm
Coupling Bore 2 Diameter:8mm
Coupling Length: 30
Coupling Outer Diameter:19
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NBK Japan MBB-19C Bellows-Type Flexible Coupling: 3-8 mm Bore, 19 mm OD, 30 mm Length, Zero Backlash, High Torque, Made in Japan
✔️ Bellows-type flexible coupling tolerates eccentricity and angular misalignment with zero backlash, fits 3-8 mm shafts, 19 mm outer diameter, 30 mm length, high torque

NBK Japan MBB-19C is a bellows-type flexible coupling designed to connect shafts with minor misalignment in compact precision drive systems. Single unit intended for one piece installation. Typical applications include CNC machines, robotic actuators, and small servo-driven equipment where zero backlash and precise torque transfer are essential.

✅ Zero backlash design ensures precise torque transfer in CNC, robotics, and servo drives
✅ Bellows-type structure tolerates eccentricity and angular misalignment for smooth motion
✅ Bore 3-8 mm; outer diameter 19 mm; length 30 mm; compact, high torsional rigidity
✅ Made in Japan by NBK; single-unit package with high torque capability
💡 What is a bellows-type flexible coupling best used for in precision machinery? This coupling keeps transmission tight while accommodating small misalignment. - Handy in CNC, micro-robotics, and servo-driven systems needing accurate torque transfer - Reduces wear by absorbing misalignment forces - Supports 3-8 mm bore range for flexible integration This setup helps maintain precise motion and reliable performance in compact automation.
NBK Japan MBB-19C 3mm to 8mm
Bellows-type Flexible Coupling

NBK Japan MBB-19C 3mm to 8mm Bellows-type Flexible Coupling, this is a bellows type flexible coupling. The bellows allows eccentricity, angular misalignment, and end-play.

  • Coupling Bore 1 Diameter: 3mm
  • Coupling Bore 2 Diameter: 8mm
  • Coupling Length: 30
  • Coupling Outer Diameter:19
  • Zero Backlash
  • High torsional rigidity
  • High Torque
  • Constant Velocity
  • Simple Design
  • Made in Japan
  • Quantity: One


A L W E F G M Wrench Torque(N-m)
19mm 10.5mm 30mm 12mm 3mm 6.75mm M2 0.5