(!)Due to Microsoft's end of support for Internet Explorer 11 on 15/06/2022, this site does not support the recommended environment.
Instead, please kindly use other browsers like Google Chrome, Microsoft Edge or Mozilla Firefox.

7 Million Products, 2,000 Brands.
50,000 Stock items for Same Day Ship Out.

All Categories

Search by Application

inCAD Library

Brands

Brand List

Webcode Seach | Series: #CODE

Keyword suggestions

Part number suggestions

Discontinued Products

Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 24/11/2024 to 7:00 (SGT) 25/11/2024. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

How can we improve?

How can we improve?

Feedback

Name (Optional)

E-mail Address (Optional)

Tel (Optional)

Thank you for your time.
Your feedback is essential for our continuous improvement
Privacy Policy

Thank you for your cooperation.

Thank you for your time.
Your feedback is essential for our continuous improvement
Please use the inquiry form.

Privacy Policy

Disc Type Coupling (SD Series) (SDA-31-8K4X10K3)

SUNGIL

[Features]
・High torsional rigidity, excellent positioning power
・Used for high precision position control system
・Low moment of inertia
・Semi-permanent life
・Deflection, eccentricity accepted
・The characteristics of positive / reverse are the same
・Single disc, double disc type (can not accommodate eccentric type in case of single type)
•Related Keywords: Sungil Machinery, Standard Coupling, Coupling / Shaft Joint

Part Number

Configured Part Number is shown.

SDA-31-8K4X10K3

Product TOP

: 30; 45; 60

Part Number
SDA-31-8K4X10K3

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)	Application	Rated torque range (N•m)	Features	Allowable Misalignment	Max. Rotational Speed Range (r/min)	Body Material	Rated Torque (N•m)	Allowable Angular Misalignment (deg)	Allowable Lateral Misalignment (mm)	Product Category	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 36.47	1 Piece(s)		10 Day(s) or more	10	8	10	31.8	36.1	Servo Motor / Stepping Motor	-	High accuracy / Backlash 0 / Small	-	-	Aluminum	3	1.5	0.15	-	-	10000	-	0.4	5.5X10^-6	Both key grooves	K4	4	1.8	K3	3	1.4

Basic Information

Type	Disc Type	Disc Material	Stainless Steel	Operating Temperature Range(°C)	-50::200

Please check the type/dimensions/specifications of the part SDA-31-8K4X10K3 in the Disc Type Coupling (SD Series) series.

Configure

1 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Application
- Servo Motor
- Stepping Motor
- Encoder
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

50.01~100.00

100～Less than 500
Clear
Features
Standard (Do not input)

High accuracy

Backlash 0

Small

Heat Resistant

Clean circumstance

Vacuum Environment
Clear
Allowable Misalignment
- Angular Misalignment
- Eccentricity
- Axial Misalignment
Clear
Max. Rotational Speed Range(r/min)
4001~10000

10001~78000
Clear
Product Category
- Coupling body
Clear
Allowable Lateral Misalignment Range(mm)
0.02~0.2

0.21~0.40

0.41~1.0
Clear
Buffer Material
- Aluminum
- Others
  - Others
Clear
type
- SDA
- SDA-22
- SDA-22C
- SDA-26
- SDA-26C
- SDA-31
- SDA-31C
- SDA-39C
- SDA-64
- SDA-64C
- SDA-80C
- SDAA-42
- SDAA-42C
- SDAA-47
- SDAA-47C
- SDAA-54
- SDAA-54C
- SDAB-42
- SDAB-42C
- SDAB-47
- SDAB-47C
- SDAB-54
- SDAB-54C
- SDCS-42C
- SDCS-47C
- SDCS-54C
- SDS-16
- SDS-19
- SDS-22
- SDS-26
- SDS-31
- SDS-42
- SDS-47
- SDS-54
- SDS-64
- SDW-100C
- SDW-80C
- SDW-90C
- SDWA-16
- SDWA-16C
- SDWA-19
- SDWA-19C
- SDWA-22
- SDWA-22C
- SDWA-26
- SDWA-26C
- SDWA-31
- SDWA-31C
- SDWA-39C
- SDWA-42
- SDWA-42C
- SDWA-47
- SDWA-47C
- SDWA-54
- SDWA-54C
- SDWA-64
- SDWA-64C
- SDWB-16
- SDWB-16C
- SDWB-19
- SDWB-19C
- SDWB-22
- SDWB-22C
- SDWB-31
- SDWB-31C
- SDWB-42
- SDWB-42C
- SDWB-47
- SDWB-47C
- SDWB-54C
- SDWC-39C
- SDWC-42C
- SDWC-47C
- SDWC-54C
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

32

35

40

45

50
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

32

35

40

45

50
Clear
Outer Diameter D(Ø)
16

19

22.2

26.6

31.8

39

42.5

47

54

64

80

94.5

104.5
Clear
Full length L(mm)
11.9

14

14.7

15.6

17.5

17.6

18

20

21

22.2

23

24.5

25

26

26.2

27

28.3

29.5

31

31.4

31.5

31.7

32.6

33

33.5

35.6

36.1

38.5

39

39.7

40

42

42.2

44.2

44.7

44.8

45.5

46

50

51.3

52

55.5

56.2

58

58.5

60.5

63.7

71

74

75.6

82.5

85

89.5

89.9

90.5

98

98.5

102.5
Clear
Body Material
- Aluminum
- Aluminum
Clear
Rated Torque(N•m)
0.5

0.9

1.1

1.5

3

5

6

10

22

31

75

150

220
Clear
Allowable Angular Misalignment(deg)
1

1.5

2

3
Clear
Allowable Lateral Misalignment(mm)
0

0.12

0.15

0.2

0.3

0.4

0.5

0.7

0.8
Clear
Max. Rotational Speed(r/min)
6000

6500

7000

7500

8000

8500

9000

10000

12000

14000

16000
Clear
With or without Keyway
- Both key grooves
- Both sides keyway
- Key Seat Exist
- Key Seat Not Exist
- No Keyway
- One Side Key Seat
- One Side Key Way
- With Keyway
Clear
d1 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10

K12

K14

K16

K18
Clear
d1keyway width b1(mm)
2

3

4

5

6

7

8

9

10

12

14

16

18
Clear
d1Keyway height t1(mm)
1

1.4

1.8

2.3

2.8

3

3.3

3.8

4.3

4.4
Clear
d2 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10

K12

K14

K16

K18
Clear
d2 keyway width b2(mm)
2

3

4

5

6

7

8

9

10

12

14

16

18
Clear
d2 keyway height t2(mm)
1

1.4

1.8

2.3

2.8

3

3.3

3.8

4.3

4.4
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

11 Day(s) or Less

12 Day(s) or Less

13 Day(s) or Less

15 Day(s) or Less

33 Day(s) or Less
Clear

Specify Alterations

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

Similar Part Numbers

Part Number
SDA-22-3X5
SDA-22-3X5K2
SDA-22-3X6
SDA-31-8K4X10K4
SDA-31-8K4X11
SDA-31-8K4X11K4

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)	Application	Rated torque range (N•m)	Features	Allowable Misalignment	Max. Rotational Speed Range (r/min)	Body Material	Rated Torque (N•m)	Allowable Angular Misalignment (deg)	Allowable Lateral Misalignment (mm)	Product Category	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 27.41	1 Piece(s)	9 Day(s) or more	10	3	5	22.2	28.3	Servo Motor / Stepping Motor	-	High accuracy / Backlash 0 / Small	-	-	Aluminum	1.1	1.5	0.12	-	-	12000	-	0.2	1.3X10^-6	Key Seat Exist	-	-	-	-	-	-
SGD 29.64	1 Piece(s)	10 Day(s) or more	10	3	5	22.2	28.3	Servo Motor / Stepping Motor	-	High accuracy / Backlash 0 / Small	-	-	Aluminum	1.1	1.5	0.12	-	-	12000	-	0.2	1.3X10^-6	One Side Key Seat	-	-	-	K2	2	1
SGD 27.41	1 Piece(s)	9 Day(s) or more	10	3	6	22.2	28.3	Servo Motor / Stepping Motor	-	High accuracy / Backlash 0 / Small	-	-	Aluminum	1.1	1.5	0.12	-	-	12000	-	0.2	1.3X10^-6	Key Seat Exist	-	-	-	-	-	-
SGD 36.47	1 Piece(s)	10 Day(s) or more	10	8	10	31.8	36.1	Servo Motor / Stepping Motor	-	High accuracy / Backlash 0 / Small	-	-	Aluminum	3	1.5	0.15	-	-	10000	-	0.4	5.5X10^-6	Both key grooves	K4	4	1.8	K4	4	1.8
SGD 34.21	1 Piece(s)	10 Day(s) or more	10	8	11	31.8	36.1	Servo Motor / Stepping Motor	-	High accuracy / Backlash 0 / Small	-	-	Aluminum	3	1.5	0.15	-	-	10000	-	0.4	5.5X10^-6	One Side Key Seat	K4	4	1.8	-	-	-
SGD 36.47	1 Piece(s)	10 Day(s) or more	10	8	11	31.8	36.1	Servo Motor / Stepping Motor	-	High accuracy / Backlash 0 / Small	-	-	Aluminum	3	1.5	0.15	-	-	10000	-	0.4	5.5X10^-6	Both key grooves	K4	4	1.8	K4	4	1.8

Tech Support

Factory Automation, Electronics, Tools, & MRO (Maintenance, Repair and Operations): Tel：(65) 6733 7211 / FAX：(65) 6733 0211; 9:00am - 6:00pm (Monday - Friday); Technical Inquiry

All Categories

Categories

Search by Application

Brands

Message from MISUMI

My Favorites

Settings

How can we improve?

Disc Type Coupling (SD Series) (SDA-31-8K4X10K3)

Basic Information

Configure

Specification/Dimensions

Application

Rated torque range(N•m)

Features

Allowable Misalignment

Max. Rotational Speed Range(r/min)

Product Category

Allowable Lateral Misalignment Range(mm)

Buffer Material

type

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

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

Outer Diameter D(Ø)

Full length L(mm)

Body Material

Rated Torque(N•m)

Allowable Angular Misalignment(deg)

Allowable Lateral Misalignment(mm)

Max. Rotational Speed(r/min)

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)

CAD

Days to Ship

Specify Alterations

Similar Part Numbers

Tech Support

Payment Method more

About MISUMI

About this Website

Useful Tools

Customer Service

Social Media

MISUMI Contact 9:00 am – 6:00 pm (Mon – Fri), 9:00 am – 3 pm (Sat)