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Disc Coupling Clamping Type (Double Disc) SDWC (SDWC-39C-7K3X8K4)

Disc Coupling Clamping Type (Double Disc) SDWC SDWC-39C-7K3X8K4

SUNGIL

SUNGIL

Disc type coupling with low moment of inertia and stable even at high speed.
[Features]
·It has a shape with high torsional rigidity and is excellent in oil and chemical resistance.
·Semi-permanent life with zero backlash.
·Absorbs declination, eccentricity, and end play misalignment.
・ The characteristics of forward/reverse rotation are the same and no repair is required.
[Applications]
·It can be used for servo motors, stepping motors, precision motors, etc.
·Ideal for high-precision encoders, dynamometer drivers, high-speed, high-precision position control systems, centrifuges, copiers, etc.

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Japanese Only

Part Number

Configured Part Number is shown.

SDWC-39C-7K3X8K4

 
30
45
60
  1. 1
Part Number
SDWC-39C-7K3X8K4
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSShaft Hole Dia.(Already processed) d1
(Ø) 		Shaft Hole Dia.(Already processed) d2
(Ø) 		Outer Diameter D
(Ø) 		Full length L
(mm) 		Rated torque range
(N•m) 		Features Rated Torque
(N•m) 		Allowable Lateral Misalignment
(mm) 		Allowable Lateral Misalignment Range
(mm) 		Max. Rotational Speed
(r/min) 		Buffer Material Allowable Axial Clearance (±)
(mm) 		Moment of Inertia
(kg･m2) 		With or without Keyway d1 Keyway symbol d1keyway width b1
(mm) 		d1Keyway height t1
(mm) 		d2 Keyway symbol d2 keyway width b2
(mm) 		d2 keyway height t2
(mm)

SGD 37.97

1 Piece(s) 10 Day(s) or more 10783944.83.01~5.00High accuracy / Backlash 0 / Small50.30.21~0.408000[Others] Others0.42.4X10-5Both sides keywayK331.4K441.8

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  1. 1

Basic Information

Type Disc Type Application Servo Motor / Stepping Motor Allowable Misalignment Angular Misalignment / Eccentricity / Axial Misalignment
Max. Rotational Speed Range(r/min) 4001~10000 Body Material Aluminum Allowable Angular Misalignment(deg) 3
Product Category Coupling body Disc Material Stainless Steel Operating Temperature Range(°C) -50::200

Please check the type/dimensions/specifications of the part SDWC-39C-7K3X8K4 in the Disc Coupling Clamping Type (Double Disc) SDWC series.

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Specification/Dimensions

  • Features

    • High accuracy
    • Backlash 0
    • Small
    • Heat Resistant

    Clear

  • type

    • SDWC-39C
    • SDWC-42C
    • SDWC-47C
    • SDWC-54C

    Clear

  • Shaft Hole Dia.(Already processed) d1(Ø)

    • 5
    • 6
    • 6.35
    • 7
    • 8
    • 9
    • 9.525
    • 10
    • 11
    • 12
    • 12.7
    • 14
    • 15
    • 15.875
    • 16
    • 17
    • 18
    • 19
    • 20
    • 24
    • 25

    Clear

  • Shaft Hole Dia.(Already processed) d2(Ø)

    • 5
    • 6
    • 6.35
    • 7
    • 8
    • 9
    • 9.525
    • 10
    • 11
    • 12
    • 12.7
    • 14
    • 15
    • 15.875
    • 16
    • 17
    • 18
    • 19
    • 20
    • 24
    • 25

    Clear

  • Outer Diameter D(Ø)

    • 39
    • 42.5
    • 47
    • 54

    Clear

  • Full length L(mm)

    • 44.8
    • 46
    • 50
    • 58

    Clear

  • Rated torque range(N•m)

    • 3.01~5.00
    • 5.01~10.00
    • 20.01~50.00

    Clear

  • Rated Torque(N•m)

    • 5
    • 6
    • 10
    • 22

    Clear

  • Allowable Lateral Misalignment(mm)

    • 0.3
    • 0.4

    Clear

  • Allowable Lateral Misalignment Range(mm)

    • 0.21~0.40
    • 0.41~1.0

    Clear

  • Max. Rotational Speed(r/min)

    • 6000
    • 7000
    • 8000

    Clear

  • Buffer Material

    • Aluminum
    • Others
      • Others

    Clear

  • With or without Keyway

    • Both sides keyway
    • No Keyway
    • One Side Key Way
    • With Keyway

    Clear

  • d1 Keyway symbol

    • K2
    • K3
    • K4
    • K5
    • K6
    • K7
    • K8
    • K9
    • K10

    Clear

  • d1keyway width b1(mm)

    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10

    Clear

  • d1Keyway height t1(mm)

    • 1
    • 1.4
    • 1.8
    • 2.3
    • 2.8
    • 3
    • 3.3

    Clear

  • d2 Keyway symbol

    • K2
    • K3
    • K4
    • K5
    • K6
    • K7
    • K8
    • K9
    • K10

    Clear

  • d2 keyway width b2(mm)

    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10

    Clear

  • d2 keyway height t2(mm)

    • 1
    • 1.4
    • 1.8
    • 2.3
    • 2.8
    • 3
    • 3.3

    Clear

  • CAD

    • 2D
    • 3D

    Clear

Days to Ship

    • All
    • 4 Day(s) or Less
    • 6 Day(s) or Less
    • 9 Day(s) or Less
    • 10 Day(s) or Less

    Clear

Specify Alterations

Similar Part Numbers

Part Number
SDWC-39C-10K3X11
SDWC-39C-10K3X11K4
SDWC-39C-10K3X12
SDWC-39C-7K3X9
SDWC-39C-7K3X9.525
SDWC-39C-7K3X9.525K2
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSShaft Hole Dia.(Already processed) d1
(Ø) 		Shaft Hole Dia.(Already processed) d2
(Ø) 		Outer Diameter D
(Ø) 		Full length L
(mm) 		Rated torque range
(N•m) 		Features Rated Torque
(N•m) 		Allowable Lateral Misalignment
(mm) 		Allowable Lateral Misalignment Range
(mm) 		Max. Rotational Speed
(r/min) 		Buffer Material Allowable Axial Clearance (±)
(mm) 		Moment of Inertia
(kg･m2) 		With or without Keyway d1 Keyway symbol d1keyway width b1
(mm) 		d1Keyway height t1
(mm) 		d2 Keyway symbol d2 keyway width b2
(mm) 		d2 keyway height t2
(mm)

SGD 35.71

1 Piece(s) 10 Day(s) or more 1010113944.83.01~5.00High accuracy / Backlash 0 / Small50.30.21~0.408000[Others] Others0.42.4X10-5One Side Key WayK331.4---

SGD 37.97

1 Piece(s) 10 Day(s) or more 1010113944.83.01~5.00High accuracy / Backlash 0 / Small50.30.21~0.408000[Others] Others0.42.4X10-5Both sides keywayK331.4K441.8

SGD 35.71

1 Piece(s) 10 Day(s) or more 1010123944.83.01~5.00High accuracy / Backlash 0 / Small50.30.21~0.408000[Others] Others0.42.4X10-5One Side Key WayK331.4---

SGD 35.71

1 Piece(s) 10 Day(s) or more 10793944.83.01~5.00High accuracy / Backlash 0 / Small50.30.21~0.408000[Others] Others0.42.4X10-5One Side Key WayK331.4---

SGD 35.71

1 Piece(s) 10 Day(s) or more 1079.5253944.83.01~5.00High accuracy / Backlash 0 / Small50.30.21~0.408000[Others] Others0.42.4X10-5One Side Key WayK331.4---

SGD 37.97

1 Piece(s) 10 Day(s) or more 10553944.83.01~5.00High accuracy / Backlash 0 / Small / Heat Resistant50.30.21~0.408000[Others] Others±0.42.4X10-5With KeywayK331.4K221

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