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    Keyed Double Disc Couplings: Clamp Style, Inch

    Clamp style double disc couplings with bores with keyways and inch dimensions. Bore sizes from 3/8" to 1-1/4".

    Features

    • High torque
    • Balanced design for high RPM
    • Low inertia
    • No maintenance
    • High torsional stiffness
    • Constant velocity
    • Long life
    • Zero backlash
    • RoHS3 and REACH Compliant
    • Maximum speed: 10,000 RPM
    • Bore tolerance: +.001"/-.000"
    • Temperature Range: -10°F to 200°F
    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 1-24 of 251

    Set Descending Direction
    1. Ruland DCDK16-6-4-A, Double Disc Coupling
      DCDK16-6-4-A
      As low as $87.59 $128.47
      Ruland DCDK16-6-4-A, 3/8" x 1/4" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.000" OD, 1.374" Length
      Add to Compare
    2. Ruland DCDK16-6-5-A, Double Disc Coupling
      DCDK16-6-5-A
      As low as $87.59 $128.47
      Ruland DCDK16-6-5-A, 3/8" x 5/16" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.000" OD, 1.374" Length
      Add to Compare
    3. Ruland DCDK16-6-6-A, Double Disc Coupling
      DCDK16-6-6-A
      As low as $87.59 $128.47
      Ruland DCDK16-6-6-A, 3/8" x 3/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.000" OD, 1.374" Length
      Add to Compare
    4. Ruland DCDK16-8-4-A, Double Disc Coupling
      DCDK16-8-4-A
      As low as $87.59 $128.47
      Ruland DCDK16-8-4-A, 1/2" x 1/4" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.000" OD, 1.374" Length
      Add to Compare
    5. Ruland DCDK16-8-5-A, Double Disc Coupling
      DCDK16-8-5-A
      As low as $87.59 $128.47
      Ruland DCDK16-8-5-A, 1/2" x 5/16" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.000" OD, 1.374" Length
      Add to Compare
    6. Ruland DCDK16-8-6-A, Double Disc Coupling
      DCDK16-8-6-A
      As low as $87.59 $128.47
      Ruland DCDK16-8-6-A, 1/2" x 3/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.000" OD, 1.374" Length
      Add to Compare
    7. Ruland DCDK16-8-8-A, Double Disc Coupling
      DCDK16-8-8-A
      As low as $87.59 $128.47
      Ruland DCDK16-8-8-A, 1/2" x 1/2" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.000" OD, 1.374" Length
      Add to Compare
    8. Ruland DCDK21-10-10-A, Double Disc Coupling
      DCDK21-10-10-A
      As low as $96.39 $141.37
      Ruland DCDK21-10-10-A, 5/8" x 5/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" OD, 1.770" Length
      Add to Compare
    9. Ruland DCDK21-10-5-A, Double Disc Coupling
      DCDK21-10-5-A
      As low as $96.39 $141.37
      Ruland DCDK21-10-5-A, 5/8" x 5/16" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" OD, 1.770" Length
      Add to Compare
    10. Ruland DCDK21-10-6-A, Double Disc Coupling
      DCDK21-10-6-A
      As low as $96.39 $141.37
      Ruland DCDK21-10-6-A, 5/8" x 3/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" OD, 1.770" Length
      Add to Compare
    11. Ruland DCDK21-10-8-A, Double Disc Coupling
      DCDK21-10-8-A
      As low as $96.39 $141.37
      Ruland DCDK21-10-8-A, 5/8" x 1/2" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" OD, 1.770" Length
      Add to Compare
    12. Ruland DCDK21-6-5-A, Double Disc Coupling
      DCDK21-6-5-A
      As low as $96.39 $141.37
      Ruland DCDK21-6-5-A, 3/8" x 5/16" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" OD, 1.770" Length
      Add to Compare
    13. Ruland DCDK21-6-6-A, Double Disc Coupling
      DCDK21-6-6-A
      As low as $96.39 $141.37
      Ruland DCDK21-6-6-A, 3/8" x 3/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" OD, 1.770" Length
      Add to Compare
    14. Ruland DCDK21-8-5-A, Double Disc Coupling
      DCDK21-8-5-A
      As low as $96.39 $141.37
      Ruland DCDK21-8-5-A, 1/2" x 5/16" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" OD, 1.770" Length
      Add to Compare
    15. Ruland DCDK21-8-6-A, Double Disc Coupling
      DCDK21-8-6-A
      As low as $96.39 $141.37
      Ruland DCDK21-8-6-A, 1/2" x 3/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" OD, 1.770" Length
      Add to Compare
    16. Ruland DCDK21-8-8-A, Double Disc Coupling
      DCDK21-8-8-A
      As low as $96.39 $141.37
      Ruland DCDK21-8-8-A, 1/2" x 1/2" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" OD, 1.770" Length
      Add to Compare
    17. Ruland DCDK26-10-10-A, Double Disc Coupling
      DCDK26-10-10-A
      As low as $110.92 $162.68
      Ruland DCDK26-10-10-A, 5/8" x 5/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" OD, 2.165" Length
      Add to Compare
    18. Ruland DCDK26-10-6-A, Double Disc Coupling
      DCDK26-10-6-A
      As low as $110.92 $162.68
      Ruland DCDK26-10-6-A, 5/8" x 3/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" OD, 2.165" Length
      Add to Compare
    19. Ruland DCDK26-10-8-A, Double Disc Coupling
      DCDK26-10-8-A
      As low as $110.92 $162.68
      Ruland DCDK26-10-8-A, 5/8" x 1/2" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" OD, 2.165" Length
      Add to Compare
    20. Ruland DCDK26-12-10-A, Double Disc Coupling
      DCDK26-12-10-A
      As low as $110.92 $162.68
      Ruland DCDK26-12-10-A, 3/4" x 5/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" OD, 2.165" Length
      Add to Compare
    21. Ruland DCDK26-12-12-A, Double Disc Coupling
      DCDK26-12-12-A
      As low as $110.92 $162.68
      Ruland DCDK26-12-12-A, 3/4" x 3/4" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" OD, 2.165" Length
      Add to Compare
    22. Ruland DCDK26-12-6-A, Double Disc Coupling
      DCDK26-12-6-A
      As low as $110.92 $162.68
      Ruland DCDK26-12-6-A, 3/4" x 3/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" OD, 2.165" Length
      Add to Compare
    23. Ruland DCDK26-12-8-A, Double Disc Coupling
      DCDK26-12-8-A
      As low as $110.92 $162.68
      Ruland DCDK26-12-8-A, 3/4" x 1/2" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" OD, 2.165" Length
      Add to Compare
    24. Ruland DCDK26-6-6-A, Double Disc Coupling
      DCDK26-6-6-A
      As low as $110.92 $162.68
      Ruland DCDK26-6-6-A, 3/8" x 3/8" Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" OD, 2.165" Length
      Add to Compare
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    Browse By

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    Unit of Measurement
    1. Inch 125 items
    2. Inch/Metric 126 items
    Bore (B1)
    1. 0.3750 in 6 items
    2. 0.5000 in 11 items
    3. 0.6250 in 11 items
    4. 0.7500 in 11 items
    5. 0.8750 in 12 items
    6. 1.0000 in 19 items
    7. 1.1250 in 19 items
    8. 1.2500 in 24 items
    9. 1.3750 in 21 items
    10. 1.5000 in 27 items
    11. 1.6250 in 13 items
    12. 1.7500 in 15 items
    13. 20 mm 1 item
    14. 22 mm 1 item
    15. 24 mm 2 items
    16. 25 mm 2 items
    17. 28 mm 4 items
    18. 30 mm 6 items
    19. 32 mm 8 items
    20. 35 mm 10 items
    21. 38 mm 10 items
    22. 40 mm 5 items
    23. 42 mm 6 items
    24. 45 mm 7 items
    Small Bore (B2)
    1. 0.2500 in 2 items
    2. 0.3125 in 5 items
    3. 0.3750 in 9 items
    4. 0.5000 in 18 items
    5. 0.6250 in 13 items
    6. 0.7500 in 25 items
    7. 0.8750 in 19 items
    8. 1.0000 in 29 items
    9. 1.1250 in 23 items
    10. 1.2500 in 18 items
    11. 1.3750 in 13 items
    12. 1.5000 in 7 items
    13. 1.6250 in 4 items
    14. 1.7500 in 2 items
    15. 20 mm 6 items
    16. 22 mm 6 items
    17. 24 mm 5 items
    18. 25 mm 12 items
    19. 28 mm 10 items
    20. 30 mm 8 items
    21. 32 mm 6 items
    22. 35 mm 4 items
    23. 38 mm 4 items
    24. 40 mm 2 items
    25. 42 mm 1 item
    Outer Diameter (OD)
    1. 1.000 in 7 items
    2. 1.313 in 9 items
    3. 1.625 in 10 items
    4. 2.000 in 15 items
    5. 2.250 in 28 items
    6. 2.750 in 28 items
    7. 3.125 in 28 items
    8. 2.750 in (69.9 mm) 63 items
    9. 3.125 in (79.4 mm) 63 items
    Length (L)
    1. 1.374 in 7 items
    2. 1.770 in 9 items
    3. 2.165 in 10 items
    4. 2.519 in 15 items
    5. 3.080 in 28 items
    6. 3.531 in 28 items
    7. 3.938 in 28 items
    8. 3.531 in (89.7 mm) 63 items
    9. 3.938 in (100.0 mm) 63 items
    Static Torque
    1. 50 lb-in 7 items
    2. 100 lb-in 9 items
    3. 180 lb-in 10 items
    4. 350 lb-in 15 items
    5. 450 lb-in 28 items
    6. 850 lb-in 28 items
    7. 1150 lb-in 28 items
    8. 850 lb-in (96.03 Nm) 63 items
    9. 1150 lb-in (129.93 Nm) 63 items
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