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Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 4:30 2/3 to 3:30 (IST) 3/3/2025. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

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Configure

Part Number Complete

SDWA-42C-6X7K3

Specification/Dimensions

Features
High accuracy

Backlash 0

Small

Heat Resistant
Clear
d1 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10

K12
Clear
d1keyway width b1(mm)
2

3

4

5

6

7

8

9

10

12
Clear
d1Keyway height t1(mm)
1

1.4

1.8

2.3

2.8

3

3.3
Clear
type
- SDWA-16C
- SDWA-19C
- SDWA-22C
- SDWA-26C
- SDWA-31C
- SDWA-39C
- SDWA-42C
- SDWA-47C
- SDWA-54C
- SDWA-64C
Clear
Shaft Hole Dia.(Already processed) d1(Ø)
3

4

4.5

5

6

6.35

7

8

9

9.525

10

11

12

12.7

14

15

15.875

16

17

18

19

20

21

22

24

25

26

28

30
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
3

4

4.5

5

6

6.35

7

8

9

9.525

10

11

12

12.7

14

15

15.875

16

17

18

19

20

21

22

24

25

26

28

30
Clear
Outer Diameter D(Ø)
16

19

22.2

26.6

31.8

39

42.5

47

54

64
Clear
Full length L(mm)
21

23

25

32.6

33.5

39

39.7

45.5

60.5

74
Clear
Rated torque range(N•m)
0.05~1.00

1.01~3.00

3.01~5.00

5.01~10.00

20.01~50.00
Clear
Max. Rotational Speed Range(r/min)
4001~10000

10001~78000
Clear
Rated Torque(N•m)
0.5

0.9

1.1

1.5

3

5

6

10

22

31
Clear
Allowable Lateral Misalignment(mm)
0.2

0.3
Clear
Allowable Lateral Misalignment Range(mm)
0.02~0.2

0.21~0.40

0.41~1.0
Clear
Max. Rotational Speed(r/min)
6500

7500

8000

9000

10000

14000
Clear
Buffer Material
- Aluminum
- Others
  - Others
Clear
With or without Keyway
- Both sides keyway
- No Keyway
- One Side Key Way
- With Keyway
Clear
d2 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10

K12
Clear
d2 keyway width b2(mm)
2

3

4

5

6

7

8

9

10

12
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

Same day

5 Day(s) or Less

7 Day(s) or Less

9 Day(s) or Less

10 Day(s) or Less

11 Day(s) or Less

12 Day(s) or Less

13 Day(s) or Less

34 Day(s) or Less
Clear

Specify Alterations

Disc Coupling Clamping Type (Double Disc) SDWA (SDWA-42C-6X7K3)

Brand :

Order Qty. :

Check Price / Days to ship
Price :

---
Total Price :

---
Days to ship :

---

Configured Specifications

Type	Disc Type	Shaft Hole Dia.(Already processed) d1(Ø)	6
Shaft Hole Dia.(Already processed) d2(Ø)	7	Outer Diameter D(Ø)	42.5
Full length L(mm)	39.7	Application	Servo Motor / Stepping Motor
Rated torque range(N•m)	5.01~10.00	Features	High accuracy / Backlash 0 / Small / Heat Resistant
Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Max. Rotational Speed Range(r/min)	4001~10000
Body Material	Aluminum	Rated Torque(N•m)	6
Show More
Allowable Angular Misalignment(deg)	3	Allowable Lateral Misalignment(mm)	0.2
Product Category	Coupling body	Allowable Lateral Misalignment Range(mm)	0.21~0.40
Max. Rotational Speed(r/min)	8000	Buffer Material	Aluminum
Disc Material	Stainless Steel	Operating Temperature Range(°C)	-50～200
Allowable Axial Clearance (±)(mm)	0.5	Moment of Inertia(kg・m2)	2.1X10^-5
With or without Keyway	One Side Key Way	d1 Keyway symbol	-
d1keyway width b1(mm)	-	d1Keyway height t1(mm)	-
d2 Keyway symbol	K3	d2 keyway width b2(mm)	3
d2 keyway height t2(mm)	1.4	RoHS	10
Show Less

(i)
Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Order Qty. :

Check Price / Days to ship
Price :

---
Total Price :

---
Days to ship :

---

Configured Specifications

Type	Disc Type	Shaft Hole Dia.(Already processed) d1(Ø)	6
Shaft Hole Dia.(Already processed) d2(Ø)	7	Outer Diameter D(Ø)	42.5
Full length L(mm)	39.7	Application	Servo Motor / Stepping Motor
Rated torque range(N•m)	5.01~10.00	Features	High accuracy / Backlash 0 / Small / Heat Resistant
Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Max. Rotational Speed Range(r/min)	4001~10000
Body Material	Aluminum	Rated Torque(N•m)	6
Show More
Allowable Angular Misalignment(deg)	3	Allowable Lateral Misalignment(mm)	0.2
Product Category	Coupling body	Allowable Lateral Misalignment Range(mm)	0.21~0.40
Max. Rotational Speed(r/min)	8000	Buffer Material	Aluminum
Disc Material	Stainless Steel	Operating Temperature Range(°C)	-50～200
Allowable Axial Clearance (±)(mm)	0.5	Moment of Inertia(kg・m2)	2.1X10^-5
With or without Keyway	One Side Key Way	d1 Keyway symbol	-
d1keyway width b1(mm)	-	d1Keyway height t1(mm)	-
d2 Keyway symbol	K3	d2 keyway width b2(mm)	3
d2 keyway height t2(mm)	1.4	RoHS	10
Show Less

Order Qty. :

Check Price / Days to ship
Price :

---
Total Price :

---
Days to ship :

---

Configured Specifications

Type	Disc Type	Shaft Hole Dia.(Already processed) d1(Ø)	6
Shaft Hole Dia.(Already processed) d2(Ø)	7	Outer Diameter D(Ø)	42.5
Full length L(mm)	39.7	Application	Servo Motor / Stepping Motor
Rated torque range(N•m)	5.01~10.00	Features	High accuracy / Backlash 0 / Small / Heat Resistant
Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Max. Rotational Speed Range(r/min)	4001~10000
Body Material	Aluminum	Rated Torque(N•m)	6
Show More
Allowable Angular Misalignment(deg)	3	Allowable Lateral Misalignment(mm)	0.2
Product Category	Coupling body	Allowable Lateral Misalignment Range(mm)	0.21~0.40
Max. Rotational Speed(r/min)	8000	Buffer Material	Aluminum
Disc Material	Stainless Steel	Operating Temperature Range(°C)	-50～200
Allowable Axial Clearance (±)(mm)	0.5	Moment of Inertia(kg・m2)	2.1X10^-5
With or without Keyway	One Side Key Way	d1 Keyway symbol	-
d1keyway width b1(mm)	-	d1Keyway height t1(mm)	-
d2 Keyway symbol	K3	d2 keyway width b2(mm)	3
d2 keyway height t2(mm)	1.4	RoHS	10
Show Less

Product Description

Structure that adjusts axis misalignment by deflection of a thin metal disc. Large torque transmission, even at high-speeds. Simple structure that is easy to remove. Clamping type product. SUNGIL The company is a Korean manufacturer established in 1991. Korean coupling market share is 70%, with over 3,000 customers. No1 maker. Rich selection, and short lead-times.

Brand :

SUNGIL

Order Qty. :

Check Price / Days to ship
Price :

---
Total Price :

---
Days to ship :

---

Configured Specifications

Type	Disc Type	Shaft Hole Dia.(Already processed) d1(Ø)	6
Shaft Hole Dia.(Already processed) d2(Ø)	7	Outer Diameter D(Ø)	42.5
Full length L(mm)	39.7	Application	Servo Motor / Stepping Motor
Rated torque range(N•m)	5.01~10.00	Features	High accuracy / Backlash 0 / Small / Heat Resistant
Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Max. Rotational Speed Range(r/min)	4001~10000
Body Material	Aluminum	Rated Torque(N•m)	6
Show More
Allowable Angular Misalignment(deg)	3	Allowable Lateral Misalignment(mm)	0.2
Product Category	Coupling body	Allowable Lateral Misalignment Range(mm)	0.21~0.40
Max. Rotational Speed(r/min)	8000	Buffer Material	Aluminum
Disc Material	Stainless Steel	Operating Temperature Range(°C)	-50～200
Allowable Axial Clearance (±)(mm)	0.5	Moment of Inertia(kg・m2)	2.1X10^-5
With or without Keyway	One Side Key Way	d1 Keyway symbol	-
d1keyway width b1(mm)	-	d1Keyway height t1(mm)	-
d2 Keyway symbol	K3	d2 keyway width b2(mm)	3
d2 keyway height t2(mm)	1.4	RoHS	10
Show Less

(i)
Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Order Qty. :

Check Price / Days to ship
Price :

---
Total Price :

---
Days to ship :

---

Configured Specifications

Type	Disc Type	Shaft Hole Dia.(Already processed) d1(Ø)	6
Shaft Hole Dia.(Already processed) d2(Ø)	7	Outer Diameter D(Ø)	42.5
Full length L(mm)	39.7	Application	Servo Motor / Stepping Motor
Rated torque range(N•m)	5.01~10.00	Features	High accuracy / Backlash 0 / Small / Heat Resistant
Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Max. Rotational Speed Range(r/min)	4001~10000
Body Material	Aluminum	Rated Torque(N•m)	6
Show More
Allowable Angular Misalignment(deg)	3	Allowable Lateral Misalignment(mm)	0.2
Product Category	Coupling body	Allowable Lateral Misalignment Range(mm)	0.21~0.40
Max. Rotational Speed(r/min)	8000	Buffer Material	Aluminum
Disc Material	Stainless Steel	Operating Temperature Range(°C)	-50～200
Allowable Axial Clearance (±)(mm)	0.5	Moment of Inertia(kg・m2)	2.1X10^-5
With or without Keyway	One Side Key Way	d1 Keyway symbol	-
d1keyway width b1(mm)	-	d1Keyway height t1(mm)	-
d2 Keyway symbol	K3	d2 keyway width b2(mm)	3
d2 keyway height t2(mm)	1.4	RoHS	10
Show Less

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Part Number
SDWA-42C-6X7K3

Part Number	Price	Minimum Order Qty.	Volume Discount	Days to Ship	RoHS	Shaft 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	Max. Rotational Speed Range (r/min)	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)
	₹ 3,674.95	1 Piece(s)		11 Day(s) or more	10	6	7	42.5	39.7	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	6	0.2	0.21~0.40	8000	Aluminum	0.5	2.1X10^-5	One Side Key Way	-	-	-	K3	3	1.4

Part Number

Part Number	Price	Minimum Order Qty.	Volume Discount	Days to Ship	RoHS	Shaft 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	Max. Rotational Speed Range (r/min)	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)

Basic Information

Type	Disc Type	Application	Servo Motor / Stepping Motor	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment
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 SDWA-42C-6X7K3 in the Disc Coupling Clamping Type (Double Disc) SDWA series.

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Product variants

Part Number
SDWA-16C-3X5
SDWA-16C-3X5K2
SDWA-16C-4.5X4.5
SDWA-42C-6X8
SDWA-42C-6X8K2
SDWA-42C-6X8K3

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Shaft 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	Max. Rotational Speed Range (r/min)	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)
₹ 2,198.69	1 Piece(s)	10 Day(s) or more	10	3	5	16	21	1.01~3.00	High accuracy / Backlash 0 / Small / Heat Resistant	10001~78000	0.5	0.2	0.21~0.40	14000	Aluminum	0.2	3.3X10^-7	No Keyway	-	-	-	-	-	-
₹ 2,336.64	1 Piece(s)	11 Day(s) or more	10	3	5	16	21	1.01~3.00	High accuracy / Backlash 0 / Small / Heat Resistant	10001~78000	0.5	0.2	0.21~0.40	14000	Aluminum	0.2	3.3X10^-7	One Side Key Way	-	-	-	K2	2	1
₹ 2,198.69	1 Piece(s)	10 Day(s) or more	10	4.5	4.5	16	21	0.05~1.00	High accuracy / Backlash 0 / Small	10001~78000	0.5	0.2	0.02~0.2	14000	[Others] Others	0.2	3.3X10^-7	No Keyway	-	-	-	-	-	-
₹ 3,537.00	1 Piece(s)	10 Day(s) or more	10	6	8	42.5	39.7	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	6	0.2	0.21~0.40	8000	Aluminum	0.5	2.1X10^-5	No Keyway	-	-	-	-	-	-
₹ 3,674.95	1 Piece(s)	11 Day(s) or more	10	6	8	42.5	39.7	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	6	0.2	0.21~0.40	8000	Aluminum	0.5	2.1X10^-5	One Side Key Way	-	-	-	K2	2	1
₹ 3,674.95	1 Piece(s)	11 Day(s) or more	10	6	8	42.5	39.7	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	6	0.2	0.21~0.40	8000	Aluminum	0.5	2.1X10^-5	One Side Key Way	-	-	-	K3	3	1.4

Part Number

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Shaft 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	Max. Rotational Speed Range (r/min)	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)

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Specification/Dimensions

Features

d1 Keyway symbol

d1keyway width b1(mm)

d1Keyway height t1(mm)

type

Shaft 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)

Max. Rotational Speed Range(r/min)

Rated Torque(N•m)

Allowable Lateral Misalignment(mm)

Allowable Lateral Misalignment Range(mm)

Max. Rotational Speed(r/min)

Buffer Material

With or without Keyway

d2 Keyway symbol

d2 keyway width b2(mm)

d2 keyway height t2(mm)

CAD

Days to Ship

Specify Alterations

Disc Coupling Clamping Type (Double Disc) SDWA (SDWA-42C-6X7K3)

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