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Keyed Bellows Couplings: Clamp Style, Metric

Clamp style bellows couplings with metric dimensions and bores with keyways. Keyed bores are available from 7mm to 25mm.

Features

  • High torque with low inertia
  • Balanced design for high RPM
  • Long life with no maintenance
  • High torsional stiffness
  • Constant velocity
  • Zero backlash
  • RoHS3 and REACH Compliant
  • Maximum speed: 10,000 RPM
  • Bore tolerance: +.03mm/-.00mm
  • Temperature Range: -40°C to 93 °C
Line DrawingLine Drawing

How to Specify

Part numbers are in the following format with numbers representing millimeters:

Part Number Identification

Products

View as Grid Table

Items 1-24 of 397

Set Descending Direction
  1. Ruland MBCK25-10-10-A, Bellows Coupling
    MBCK25-10-10-A
    As low as $104.27 $152.92
    Ruland MBCK25-10-10-A, 10mm x 10mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  2. Ruland MBCK25-10-6-A, Bellows Coupling
    MBCK25-10-6-A
    As low as $104.27 $152.92
    Ruland MBCK25-10-6-A, 10mm x 6mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  3. Ruland MBCK25-10-7-A, Bellows Coupling
    MBCK25-10-7-A
    As low as $104.27 $152.92
    Ruland MBCK25-10-7-A, 10mm x 7mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  4. Ruland MBCK25-10-8-A, Bellows Coupling
    MBCK25-10-8-A
    As low as $104.27 $152.92
    Ruland MBCK25-10-8-A, 10mm x 8mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  5. Ruland MBCK25-10-9-A, Bellows Coupling
    MBCK25-10-9-A
    As low as $104.27 $152.92
    Ruland MBCK25-10-9-A, 10mm x 9mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  6. Ruland MBCK25-11-10-A, Bellows Coupling
    MBCK25-11-10-A
    As low as $104.27 $152.92
    Ruland MBCK25-11-10-A, 11mm x 10mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  7. Ruland MBCK25-11-11-A, Bellows Coupling
    MBCK25-11-11-A
    As low as $104.27 $152.92
    Ruland MBCK25-11-11-A, 11mm x 11mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  8. Ruland MBCK25-11-6-A, Bellows Coupling
    MBCK25-11-6-A
    As low as $104.27 $152.92
    Ruland MBCK25-11-6-A, 11mm x 6mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  9. Ruland MBCK25-11-7-A, Bellows Coupling
    MBCK25-11-7-A
    As low as $104.27 $152.92
    Ruland MBCK25-11-7-A, 11mm x 7mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  10. Ruland MBCK25-11-8-A, Bellows Coupling
    MBCK25-11-8-A
    As low as $104.27 $152.92
    Ruland MBCK25-11-8-A, 11mm x 8mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  11. Ruland MBCK25-11-9-A, Bellows Coupling
    MBCK25-11-9-A
    As low as $104.27 $152.92
    Ruland MBCK25-11-9-A, 11mm x 9mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  12. Ruland MBCK25-12-10-A, Bellows Coupling
    MBCK25-12-10-A
    As low as $104.27 $152.92
    Ruland MBCK25-12-10-A, 12mm x 10mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  13. Ruland MBCK25-12-11-A, Bellows Coupling
    MBCK25-12-11-A
    As low as $104.27 $152.92
    Ruland MBCK25-12-11-A, 12mm x 11mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  14. Ruland MBCK25-12-12-A, Bellows Coupling
    MBCK25-12-12-A
    As low as $104.27 $152.92
    Ruland MBCK25-12-12-A, 12mm x 12mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  15. Ruland MBCK25-12-6-A, Bellows Coupling
    MBCK25-12-6-A
    As low as $104.27 $152.92
    Ruland MBCK25-12-6-A, 12mm x 6mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  16. Ruland MBCK25-12-7-A, Bellows Coupling
    MBCK25-12-7-A
    As low as $104.27 $152.92
    Ruland MBCK25-12-7-A, 12mm x 7mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  17. Ruland MBCK25-12-8-A, Bellows Coupling
    MBCK25-12-8-A
    As low as $104.27 $152.92
    Ruland MBCK25-12-8-A, 12mm x 8mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  18. Ruland MBCK25-12-9-A, Bellows Coupling
    MBCK25-12-9-A
    As low as $104.27 $152.92
    Ruland MBCK25-12-9-A, 12mm x 9mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  19. Ruland MBCK25-7-6-A, Bellows Coupling
    MBCK25-7-6-A
    As low as $104.27 $152.92
    Ruland MBCK25-7-6-A, 7mm x 6mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  20. Ruland MBCK25-7-7-A, Bellows Coupling
    MBCK25-7-7-A
    As low as $104.27 $152.92
    Ruland MBCK25-7-7-A, 7mm x 7mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  21. Ruland MBCK25-8-6-A, Bellows Coupling
    MBCK25-8-6-A
    As low as $104.27 $152.92
    Ruland MBCK25-8-6-A, 8mm x 6mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  22. Ruland MBCK25-8-7-A, Bellows Coupling
    MBCK25-8-7-A
    As low as $104.27 $152.92
    Ruland MBCK25-8-7-A, 8mm x 7mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  23. Ruland MBCK25-8-8-A, Bellows Coupling
    MBCK25-8-8-A
    As low as $104.27 $152.92
    Ruland MBCK25-8-8-A, 8mm x 8mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
  24. Ruland MBCK25-9-6-A, Bellows Coupling
    MBCK25-9-6-A
    As low as $104.27 $152.92
    Ruland MBCK25-9-6-A, 9mm x 6mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 25.4mm OD, 34.2mm Length
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