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F-Series Six Beam Couplings

F-Series six beam couplings are ideal for light duty power transmission applications such as coupling a servo motor to a lead screw in a motion control system. These flexible couplings feature larger body size and stronger beams to provide high torque capacity and low windup, while not sacrificing misalignment capabilities. The demanding nature of reversing servo applications make the performance benefits delivered by the F-series beam coupling vital to maintaining the accuracy, repeatability and reliability of the system. F-series helical couplings with socket head cap screws include Ruland's exclusive Nypatch® coating. This coating reduces vibration which can cause threads to loosen, and reduces galling of the screw threads in stainless steel shaft couplings. Ruland manufactures F-series beam couplings from 7075 aluminum for lightweight and low inertia and 303 stainless steel for increased torque capabilities.

Features

  • Aluminum
    • Torsionally stiff with dampening
    • Lightweight for low inertia
    • Temperature range: -40°F to 225°F
  • Stainless Steel
    • High torque and torsional stiffness
    • Corrosion resistant
    • Temperature range: -40°F to 350°F
  • Multiple beam cuts improve parallel misalignment capabilities
  • Constant velocity
  • RoHS3 and REACH Compliant
  • Maximum speed: 6,000 RPM
Line DrawingLine Drawing

How to Specify

Part numbers are in the following format with numbers representing sixteenths of an inch or millimeters:

Part Number Identification

Products

View as Grid Table

Items 1-24 of 1114

Set Descending Direction
  1. Ruland FCMR16-5-5-A, Six Beam Coupling
    FCMR16-5-5-A
    Ruland FCMR16-5-5-A, 5mm x 5mm Six Beam Coupling, Aluminum, Clamp Style, 15.9mm OD, 25.4mm Length
  2. Ruland FCMR16-5-5-SS, Six Beam Coupling
    FCMR16-5-5-SS
    Ruland FCMR16-5-5-SS, 5mm x 5mm Six Beam Coupling, Stainless Steel, Clamp Style, 15.9mm OD, 25.4mm Length
  3. Ruland FCMR16-6-5-A, Six Beam Coupling
    FCMR16-6-5-A
    Ruland FCMR16-6-5-A, 6mm x 5mm Six Beam Coupling, Aluminum, Clamp Style, 15.9mm OD, 25.4mm Length
  4. Ruland FCMR16-6-5-SS, Six Beam Coupling
    FCMR16-6-5-SS
    Ruland FCMR16-6-5-SS, 6mm x 5mm Six Beam Coupling, Stainless Steel, Clamp Style, 15.9mm OD, 25.4mm Length
  5. Ruland FCMR16-6-6-A, Six Beam Coupling
    FCMR16-6-6-A
    Ruland FCMR16-6-6-A, 6mm x 6mm Six Beam Coupling, Aluminum, Clamp Style, 15.9mm OD, 25.4mm Length
  6. Ruland FCMR16-6-6-SS, Six Beam Coupling
    FCMR16-6-6-SS
    Ruland FCMR16-6-6-SS, 6mm x 6mm Six Beam Coupling, Stainless Steel, Clamp Style, 15.9mm OD, 25.4mm Length
  7. Ruland FCMR19-5-5-A, Six Beam Coupling
    FCMR19-5-5-A
    Ruland FCMR19-5-5-A, 5mm x 5mm Six Beam Coupling, Aluminum, Clamp Style, 19.1mm OD, 31.8mm Length
  8. Ruland FCMR19-5-5-SS, Six Beam Coupling
    FCMR19-5-5-SS
    Ruland FCMR19-5-5-SS, 5mm x 5mm Six Beam Coupling, Stainless Steel, Clamp Style, 19.1mm OD, 31.8mm Length
  9. Ruland FCMR19-6-5-A, Six Beam Coupling
    FCMR19-6-5-A
    Ruland FCMR19-6-5-A, 6mm x 5mm Six Beam Coupling, Aluminum, Clamp Style, 19.1mm OD, 31.8mm Length
  10. Ruland FCMR19-6-5-SS, Six Beam Coupling
    FCMR19-6-5-SS
    Ruland FCMR19-6-5-SS, 6mm x 5mm Six Beam Coupling, Stainless Steel, Clamp Style, 19.1mm OD, 31.8mm Length
  11. Ruland FCMR19-6-6-A, Six Beam Coupling
    FCMR19-6-6-A
    Ruland FCMR19-6-6-A, 6mm x 6mm Six Beam Coupling, Aluminum, Clamp Style, 19.1mm OD, 31.8mm Length
  12. Ruland FCMR19-6-6-SS, Six Beam Coupling
    FCMR19-6-6-SS
    Ruland FCMR19-6-6-SS, 6mm x 6mm Six Beam Coupling, Stainless Steel, Clamp Style, 19.1mm OD, 31.8mm Length
  13. Ruland FCMR19-7-5-A, Six Beam Coupling
    FCMR19-7-5-A
    Ruland FCMR19-7-5-A, 7mm x 5mm Six Beam Coupling, Aluminum, Clamp Style, 19.1mm OD, 31.8mm Length
  14. Ruland FCMR19-7-5-SS, Six Beam Coupling
    FCMR19-7-5-SS
    Ruland FCMR19-7-5-SS, 7mm x 5mm Six Beam Coupling, Stainless Steel, Clamp Style, 19.1mm OD, 31.8mm Length
  15. Ruland FCMR19-7-6-A, Six Beam Coupling
    FCMR19-7-6-A
    Ruland FCMR19-7-6-A, 7mm x 6mm Six Beam Coupling, Aluminum, Clamp Style, 19.1mm OD, 31.8mm Length
  16. Ruland FCMR19-7-6-SS, Six Beam Coupling
    FCMR19-7-6-SS
    Ruland FCMR19-7-6-SS, 7mm x 6mm Six Beam Coupling, Stainless Steel, Clamp Style, 19.1mm OD, 31.8mm Length
  17. Ruland FCMR19-7-7-A, Six Beam Coupling
    FCMR19-7-7-A
    Ruland FCMR19-7-7-A, 7mm x 7mm Six Beam Coupling, Aluminum, Clamp Style, 19.1mm OD, 31.8mm Length
  18. Ruland FCMR19-7-7-SS, Six Beam Coupling
    FCMR19-7-7-SS
    Ruland FCMR19-7-7-SS, 7mm x 7mm Six Beam Coupling, Stainless Steel, Clamp Style, 19.1mm OD, 31.8mm Length
  19. Ruland FCMR19-8-5-A, Six Beam Coupling
    FCMR19-8-5-A
    Ruland FCMR19-8-5-A, 8mm x 5mm Six Beam Coupling, Aluminum, Clamp Style, 19.1mm OD, 31.8mm Length
  20. Ruland FCMR19-8-5-SS, Six Beam Coupling
    FCMR19-8-5-SS
    Ruland FCMR19-8-5-SS, 8mm x 5mm Six Beam Coupling, Stainless Steel, Clamp Style, 19.1mm OD, 31.8mm Length
  21. Ruland FCMR19-8-6-A, Six Beam Coupling
    FCMR19-8-6-A
    Ruland FCMR19-8-6-A, 8mm x 6mm Six Beam Coupling, Aluminum, Clamp Style, 19.1mm OD, 31.8mm Length
  22. Ruland FCMR19-8-6-SS, Six Beam Coupling
    FCMR19-8-6-SS
    Ruland FCMR19-8-6-SS, 8mm x 6mm Six Beam Coupling, Stainless Steel, Clamp Style, 19.1mm OD, 31.8mm Length
  23. Ruland FCMR19-8-7-A, Six Beam Coupling
    FCMR19-8-7-A
    Ruland FCMR19-8-7-A, 8mm x 7mm Six Beam Coupling, Aluminum, Clamp Style, 19.1mm OD, 31.8mm Length
  24. Ruland FCMR19-8-7-SS, Six Beam Coupling
    FCMR19-8-7-SS
    Ruland FCMR19-8-7-SS, 8mm x 7mm Six Beam Coupling, Stainless Steel, Clamp Style, 19.1mm OD, 31.8mm Length
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