NBK Japan MFBS-12 4mm to 6mm Bellows-type Flexible Coupling Stainless Steel, Zero-Backlash Bellows Flexible Shaft Coupling for Servo and Stepper Motors

Regular price $120.00 Sale price$250.00you save $130.00
SKU: MFBS-12-4mm-6mm
Coupling Bore 1 Diameter:4mm
Coupling Bore 2 Diameter:6mm
Coupling Length: 23.5
Coupling Outer Diameter:12
5-7 days shipping
NBK Japan MFBS-12 4mm to 6mm Bellows-Type Stainless Steel Flexible Coupling for Servo and Stepper Motors - Zero-Backlash, High Torque, Precision Drive
✔️ Compact bellows-type flexible shaft coupling, 4-6 mm bore, 23.5 mm length, 12 mm OD, stainless steel, zero-backlash, high torsional rigidity, made in Japan

NBK MFBS-12 is a bellows-type flexible coupling designed to connect servo or stepper motors to driven shafts, absorbing eccentricity and angular misalignment while keeping end-play in check. This handy connector is ideal for CNC machines, 3D printers, robotics, and other motion control setups, delivering smooth motion and reliable positioning.

✅ Bore 1: 4 mm, Bore 2: 6 mm, Length: 23.5 mm, Outer diameter: 12 mm, Material: Stainless steel, Zero backlash, High torsional rigidity, High torque, Simple design, Made in Japan, Quantity: One
💡 What is a bellows-type flexible coupling used for in servo and stepper motor systems? This is a handy component for precise motor-to-shaft connections. - Absorbs minor misalignment and end-play to protect drives - Maintains zero-backlash for accurate motion transfer - Handy for CNC, 3D printers, and automation projects - Made in Japan quality supports consistent performance This setup delivers smooth, precise motion with dependable performance in tight spaces.
NBK Japan MFBS-12 4mm to 6mm
stainless steel Bellows-type Flexible Coupling

NBK Japan MFBS-12 4mm to 6mm Bellows-type Flexible Coupling stainless, this is a bellows type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end-play.

  • Coupling Bore 1 Diameter: 4mm
  • Coupling Bore 2 Diameter: 6mm
  • Coupling Length: 23.5
  • Coupling Outer Diameter:12
  • Material: Stainless Steel
  • Zero Backlash
  • High torsional rigidity
  • High Torque
  • Constant Velocity
  • Simple Design
  • Made in Japan
  • Quantity: One


A L W E F M Wrench Torque(N-m)
12mm 7.5mm 23.5mm 7mm 2.5mm M2.11 0.5