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Disc Type Coupling (SD Series)

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.

Product TOP

: 30; 45; 60

Part Number
SDAA-47-10X16K6
SDAA-47C-10X16K6
SDAB-47-14K5X17
SDAB-47-14X17
SDAB-47-14X17K5
SDCS-42C-6X19K6
SDCS-47C-9X20
SDS-47-9X16K5
SDWA-42C-15X15
SDWA-47-12X15
SDWA-47C-8K2X19
SDWA-47C-12X19K6
SDWA-47C-15X15
SDWB-47-10X16K6
SDWC-42C-14X16
SDWC-42C-15X16
SDWC-47C-12K4X19K6
SDWC-47C-17K5X19

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)
774,603 IDR	1 Piece(s)	18 Day(s) or more	10	10	16	47	58.5	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.5	Coupling body	0.41~1.0	8000	Aluminum	0.5	4.2X10^-5	One Side Key Way	-	-	-	K6	6	2.8
807,909 IDR	1 Piece(s)	14 Day(s) or more	10	10	16	47	63.7	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.5	Coupling body	0.41~1.0	7500	Aluminum	0.5	4.5X10^-5	One Side Key Way	-	-	-	K6	6	2.8
831,363 IDR	1 Piece(s)	14 Day(s) or more	10	14	17	47	85	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.8	Coupling body	0.41~1.0	8000	Aluminum	0.5	4.7X10^-5	One Side Key Way	K5	5	2.3	-	-	-
805,564 IDR	1 Piece(s)	14 Day(s) or more	10	14	17	47	85	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.8	Coupling body	0.41~1.0	8000	Aluminum	0.5	4.7X10^-5	No Keyway	-	-	-	-	-	-
826,409 IDR	1 Piece(s)	14 Day(s) or more	10	8	8	47	85	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.8	Coupling body	0.41~1.0	8000	Aluminum	±0.5	4.7X10^-5	One Side Key Way	-	-	-	K5	5	2.3
633,759 IDR	1 Piece(s)	11 Day(s) or more	10	6	19	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
669,293 IDR	1 Piece(s)	11 Day(s) or more	10	9	20	47	35.6	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	10	1	-	Coupling body	-	7000	[Others] Others	0.2	5.4X10^-5	No Keyway	-	-	-	-	-	-
680,230 IDR	1 Piece(s)	14 Day(s) or more	10	9	16	47	31.7	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	10	1.5	-	Coupling body	-	8000	Aluminum	0.2	2.7X10^-5	One Side Key Way	-	-	-	K5	5	2.3
663,194 IDR	1 Piece(s)	14 Day(s) or more	10	15	15	42.5	39.7	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	3	0.2	Coupling body	0.21~0.40	8000	Aluminum	0.5	2.1X10^-5	No Keyway	-	-	-	-	-	-
620,512 IDR	1 Piece(s)	14 Day(s) or more	10	12	15	47	40	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.2	Coupling body	0.21~0.40	8000	Aluminum	0.5	3.4X10^-5	No Keyway	-	-	-	-	-	-
758,653 IDR	1 Piece(s)	37 Day(s) or more	10	8	19	47	45.5	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.2	Coupling body	0.21~0.40	8000	Aluminum	0.5	3.6X10^-5	One Side Key Way	K2	2	1	-	-	-
771,554 IDR	1 Piece(s)	14 Day(s) or more	10	12	19	47	45.5	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.2	Coupling body	0.21~0.40	8000	Aluminum	0.5	3.6X10^-5	One Side Key Way	-	-	-	K6	6	2.8
738,343 IDR	1 Piece(s)	11 Day(s) or more	10	15	15	47	45.5	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.2	Coupling body	0.21~0.40	8000	Aluminum	0.5	3.6X10^-5	No Keyway	-	-	-	-	-	-
667,065 IDR	1 Piece(s)	18 Day(s) or more	10	10	16	47	46	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.4	Coupling body	0.21~0.40	8000	Aluminum	0.5	3.6X10^-5	One Side Key Way	-	-	-	K6	6	2.8
454,215 IDR	1 Piece(s)	14 Day(s) or more	10	14	16	42.5	46	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	3	0.3	Coupling body	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
457,265 IDR	1 Piece(s)	11 Day(s) or more	10	15	16	42.5	46	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	3	0.3	Coupling body	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
556,595 IDR	1 Piece(s)	12 Day(s) or more	10	12	19	47	50	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.4	Coupling body	0.21~0.40	7000	[Others] Others	0.5	5.5X10^-5	Both sides keyway	K4	4	1.8	K6	6	2.8
506,917 IDR	1 Piece(s)	14 Day(s) or more	10	8	8	47	50	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	10	3	0.4	Coupling body	0.21~0.40	7000	[Others] Others	±0.5	5.5X10^-5	One Side Key Way	K5	5	2.3	-	-	-

Basic Information

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

Configure

18 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

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
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

40

50
Clear
Outer Diameter D(Ø)
19

22.2

26.6

31.8

39

42.5

47

54

64

80

94.5

104.5
Clear
Full length L(mm)
14.7

17.5

20

22.2

23

25

26

28.3

29.5

31.4

31.5

31.7

32.6

33.5

35.6

36.1

38.5

39

39.7

40

44.7

45.5

46

50

52

56.2

58

58.5

60.5

63.7

74

82.5

85

89.5

89.9

98

102.5
Clear
Application
- Servo Motor
- Stepping Motor
- Encoder
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
Body Material
- Aluminum
- Aluminum
Clear
Rated Torque(N•m)
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)
0.12

0.15

0.2

0.3

0.4

0.5

0.8
Clear
Product Category
- Coupling body
Clear
Allowable Lateral Misalignment Range(mm)
0.02~0.2

0.21~0.40

0.41~1.0
Clear
Max. Rotational Speed(r/min)
6000

6500

7000

7500

8000

8500

9000

10000

12000

14000
Clear
Buffer Material
- Aluminum
- Others
  - Others
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
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
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
type
- SDA
- SDA-22
- SDA-26
- SDA-26C
- SDA-31
- SDA-31C
- SDA-39C
- SDA-64
- SDAA-47
- SDAA-47C
- SDAB-47
- SDCS-42C
- SDCS-47C
- SDS-22
- SDS-31
- SDS-47
- SDW-100C
- SDW-80C
- SDW-90C
- SDWA-19C
- SDWA-22
- SDWA-22C
- SDWA-26
- SDWA-26C
- SDWA-31C
- SDWA-39C
- SDWA-42C
- SDWA-47
- SDWA-47C
- SDWA-54C
- SDWA-64C
- SDWB-22
- SDWB-31
- SDWB-31C
- SDWB-47
- SDWB-54C
- SDWC-42C
- SDWC-47C
- SDWC-54C
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
CAD
- 2D
- 3D
Clear

Days to Ship

All

8 Day(s) or Less

11 Day(s) or Less

12 Day(s) or Less

13 Day(s) or Less

14 Day(s) or Less

15 Day(s) or Less

16 Day(s) or Less

17 Day(s) or Less

18 Day(s) or Less

37 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 .

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Disc Type Coupling (SD Series)

Basic Information

Configure

Specification/Dimensions

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

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

Outer Diameter D(Ø)

Full length L(mm)

Application

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

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)

type

Rated torque range(N•m)

CAD