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Beam Couplings: Four-Beam P-Series, Clamp Style, Inch

Clamp style P-Series four beam couplings (also referred to as helical couplings) with inch dimensions. Bore sizes range from 0.94" to 1/2".

Features

  • Aluminum
    • Extra flexible with low bearing loads
    • Lightweight for low inertia
    • Temperature range: -40°F to 225°F
  • Stainless Steel
    • Flexible with low bearing loads
    • Corrosion resistant
    • Temperature range: -40°F to 350°F
  • Multiple beam cuts improve parallel misalignment capabilities
  • Zero backlash
  • Constant velocity
  • RoHS3 and REACH Compliant
  • Maximum speed: 6,000 RPM
  • Bore tolerance: +.025mm/–.000mm
Line DrawingLine Drawing

How to Specify

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

Part Number Identification

Products

View as Grid Table

Items 73-96 of 104

Set Descending Direction
  1. Ruland PCR18-8-6-A, Four Beam Coupling
    PCR18-8-6-A
    Ruland PCR18-8-6-A, 1/2" x 3/8" Four Beam Coupling, Aluminum, Clamp Style, 1.125" OD, 1.500" Length
  2. Ruland PCR18-8-6-SS, Four Beam Coupling
    PCR18-8-6-SS
    Ruland PCR18-8-6-SS, 1/2" x 3/8" Four Beam Coupling, Stainless Steel, Clamp Style, 1.125" OD, 1.500" Length
  3. Ruland PCR18-8-8-A, Four Beam Coupling
    PCR18-8-8-A
    Ruland PCR18-8-8-A, 1/2" x 1/2" Four Beam Coupling, Aluminum, Clamp Style, 1.125" OD, 1.500" Length
  4. Ruland PCR18-8-8-SS, Four Beam Coupling
    PCR18-8-8-SS
    Ruland PCR18-8-8-SS, 1/2" x 1/2" Four Beam Coupling, Stainless Steel, Clamp Style, 1.125" OD, 1.500" Length
  5. Ruland PCR20-4-4-A, Four Beam Coupling
    PCR20-4-4-A
    Ruland PCR20-4-4-A, 1/4" x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  6. Ruland PCR20-4-4-SS, Four Beam Coupling
    PCR20-4-4-SS
    Ruland PCR20-4-4-SS, 1/4" x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
  7. Ruland PCR20-5-4-A, Four Beam Coupling
    PCR20-5-4-A
    Ruland PCR20-5-4-A, 5/16" x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  8. Ruland PCR20-5-4-SS, Four Beam Coupling
    PCR20-5-4-SS
    Ruland PCR20-5-4-SS, 5/16" x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
  9. Ruland PCR20-5-5-A, Four Beam Coupling
    PCR20-5-5-A
    Ruland PCR20-5-5-A, 5/16" x 5/16" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  10. Ruland PCR20-5-5-SS, Four Beam Coupling
    PCR20-5-5-SS
    Ruland PCR20-5-5-SS, 5/16" x 5/16" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
  11. Ruland PCR20-6-4-A, Four Beam Coupling
    PCR20-6-4-A
    Ruland PCR20-6-4-A, 3/8" x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  12. Ruland PCR20-6-4-SS, Four Beam Coupling
    PCR20-6-4-SS
    Ruland PCR20-6-4-SS, 3/8" x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
  13. Ruland PCR20-6-5-A, Four Beam Coupling
    PCR20-6-5-A
    Ruland PCR20-6-5-A, 3/8" x 5/16" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  14. Ruland PCR20-6-5-SS, Four Beam Coupling
    PCR20-6-5-SS
    Ruland PCR20-6-5-SS, 3/8" x 5/16" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
  15. Ruland PCR20-6-6-A, Four Beam Coupling
    PCR20-6-6-A
    Ruland PCR20-6-6-A, 3/8" x 3/8" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  16. Ruland PCR20-6-6-SS, Four Beam Coupling
    PCR20-6-6-SS
    Ruland PCR20-6-6-SS, 3/8" x 3/8" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
  17. Ruland PCR20-8-4-A, Four Beam Coupling
    PCR20-8-4-A
    Ruland PCR20-8-4-A, 1/2" x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  18. Ruland PCR20-8-4-SS, Four Beam Coupling
    PCR20-8-4-SS
    Ruland PCR20-8-4-SS, 1/2" x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
  19. Ruland PCR20-8-5-A, Four Beam Coupling
    PCR20-8-5-A
    Ruland PCR20-8-5-A, 1/2" x 5/16" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  20. Ruland PCR20-8-5-SS, Four Beam Coupling
    PCR20-8-5-SS
    Ruland PCR20-8-5-SS, 1/2" x 5/16" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
  21. Ruland PCR20-8-6-A, Four Beam Coupling
    PCR20-8-6-A
    Ruland PCR20-8-6-A, 1/2" x 3/8" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  22. Ruland PCR20-8-6-SS, Four Beam Coupling
    PCR20-8-6-SS
    Ruland PCR20-8-6-SS, 1/2" x 3/8" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
  23. Ruland PCR20-8-8-A, Four Beam Coupling
    PCR20-8-8-A
    Ruland PCR20-8-8-A, 1/2" x 1/2" Four Beam Coupling, Aluminum, Clamp Style, 1.250" OD, 1.500" Length
  24. Ruland PCR20-8-8-SS, Four Beam Coupling
    PCR20-8-8-SS
    Ruland PCR20-8-8-SS, 1/2" x 1/2" Four Beam Coupling, Stainless Steel, Clamp Style, 1.250" OD, 1.500" Length
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