[Notice] Japan & China Golden Week holidays will start from 29 April to 6 May 2026. Kindly expect longer response from suppliers and possible delivery delay due to high volume of shipments after holiday. Early order placement is recommended. More details
[Announcement] MISUMI Malaysia website new user interface. Clearer navigation, easy product search and more. Explore now! May contact us at (60) 3 7890 6399 for any inquiries.

How can we improve?

How can we improve?

Comments

Name (Optional)

E-mail Address (Optional)

Tel (Optional)

While we are not able to respond directly to comments submitted in this form, the information will be reviewed for future improvement.
Customer Privacy Policy

Thank you for your cooperation.

While we are not able to respond directly to comments submitted in this form, the information will be reviewed for future improvement.
Please use the inquiry form.

Customer Privacy Policy

Disc Coupling Clamping Type (Double Disc) SDAA (Part Numbers)

Disc coupling clamping type (double disc).
[Features]
·Shape with high torsional rigidity. Semi-permanent life with zero backlash.
·Absorbs declination, eccentricity, and end play misalignment.
·Stable even at high rotation with a low moment of inertia. The characteristics of forward/reverse rotation are the same and no repair is required.
·Excellent oil and chemical resistance.
[Applications]
·Servo motors, stepping motors, precision motors, etc.
·High-precision encoder, dynamometer driver, high-speed, high-precision position control system.
·Centrifuge, copier.

Part Number

Configured Part Number is shown.

Product TOP

: 30; 60; 90

Part Number
SDAA-54C-19K6X20K8
SDAA-54C-19K7X19
SDAA-54C-19K7X19K6
SDAA-54C-19K7X19K7
SDAA-54C-19K7X19K8
SDAA-54C-19K7X20
SDAA-54C-19K7X20K6
SDAA-54C-19K7X20K7
SDAA-54C-19K7X20K8
SDAA-54C-19K8X19
SDAA-54C-19K8X19K6
SDAA-54C-19K8X19K7
SDAA-54C-19K8X19K8
SDAA-54C-19K8X20
SDAA-54C-19K8X20K6
SDAA-54C-19K8X20K7
SDAA-54C-19K8X20K8
SDAA-54C-19X19
SDAA-54C-19X19K6
SDAA-54C-19X19K7
SDAA-54C-19X19K8
SDAA-54C-19X20
SDAA-54C-19X20K6
SDAA-54C-19X20K7
SDAA-54C-19X20K8
SDAA-54C-20K6X20
SDAA-54C-20K6X20K6
SDAA-54C-20K6X20K7
SDAA-54C-20K6X20K8
SDAA-54C-20K7X20
SDAA-54C-20K7X20K6
SDAA-54C-20K7X20K7
SDAA-54C-20K7X20K8
SDAA-54C-20K8X20
SDAA-54C-20K8X20K6
SDAA-54C-20K8X20K7
SDAA-54C-20K8X20K8
SDAA-54C-20X20
SDAA-54C-20X20K6
SDAA-54C-20X20K7
SDAA-54C-20X20K8

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)	Rated Torque (N•m)	Allowable Lateral Misalignment (mm)	Allowable Lateral Misalignment Range (mm)	Max. Rotational Speed (r/min)	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)
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	K7	7	3	-	-	-
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K7	7	3	K6	6	2.8
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K7	7	3	K7	7	3
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K7	7	3	K8	8	3.3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	K7	7	3	-	-	-
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K7	7	3	K6	6	2.8
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K7	7	3	K7	7	3
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K7	7	3	K8	8	3.3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	K8	8	3.3	-	-	-
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K8	8	3.3	K6	6	2.8
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K8	8	3.3	K7	7	3
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K8	8	3.3	K8	8	3.3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	K8	8	3.3	-	-	-
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K8	8	3.3	K6	6	2.8
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K8	8	3.3	K7	7	3
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K8	8	3.3	K8	8	3.3
MYR 326.74	1 Piece(s)	9 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	No Keyway	-	-	-	-	-	-
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	19	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 326.74	1 Piece(s)	9 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	No Keyway	-	-	-	-	-	-
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	19	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	K6	6	2.8	-	-	-
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K6	6	2.8	K6	6	2.8
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K6	6	2.8	K7	7	3
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	K7	7	3	-	-	-
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K7	7	3	K6	6	2.8
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K7	7	3	K7	7	3
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K7	7	3	K8	8	3.3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	K8	8	3.3	-	-	-
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K8	8	3.3	K6	6	2.8
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K8	8	3.3	K7	7	3
MYR 352.70	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	Both sides keyway	K8	8	3.3	K8	8	3.3
MYR 326.74	1 Piece(s)	9 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	No Keyway	-	-	-	-	-	-
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 339.72	1 Piece(s)	10 Day(s) or more	10	20	20	54	75.6	20.01~50.00	22	0.5	0.41~1.0	7000	0.5	9.0X10^-5	One Side Key Way	-	-	-	K8	8	3.3

Basic Information

Type	Disc Type	Application	Servo Motor / Stepping Motor	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
Allowable Angular Misalignment(deg)	3	Product Category	Coupling body	Buffer Material	Aluminum
Disc Material	Stainless Steel	Operating Temperature Range(°C)	-50::200

Configure

2,201 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Shaft Hole Dia.(Already processed) d1(Ø)
6

6.35

7

8

9

9.525

10

11

12

12.7

14

15

15.875

16

17

18

19

20
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
6

6.35

7

8

9

9.525

10

11

12

12.7

14

15

15.875

16

17

18

19

20
Clear
Outer Diameter D(Ø)
42.5

47

54
Clear
Full length L(mm)
50

63.7

75.6
Clear
Rated torque range(N•m)
5.01~10.00

20.01~50.00
Clear
Rated Torque(N•m)
6

10

22
Clear
Allowable Lateral Misalignment(mm)
0.4

0.5
Clear
Allowable Lateral Misalignment Range(mm)
0.21~0.40

0.41~1.0
Clear
Max. Rotational Speed(r/min)
7000

7500

8000
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
Clear
d1keyway width b1(mm)
2

3

4

5

6

7

8
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
Clear
d2 keyway width b2(mm)
2

3

4

5

6

7

8
Clear
d2 keyway height t2(mm)
1

1.4

1.8

2.3

2.8

3

3.3
Clear
type
- SDAA-42C
- SDAA-47C
- SDAA-54C
Clear
CAD
- 3D
Clear

Days to Ship

All

9 Day(s) or Less

10 Day(s) or Less

15 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 .

Additional Products in this Category

Customers Who Viewed This Item Also Viewed

Long Disc-Shaped Coupling, Clamping Type (Double Disc)
SUNGIL

Standard Price : MYR 256.73-

Days to Ship : 15 Day(s) or more
Disc-Shaped Coupling - Single Disk - DADC
LINK

Standard Price : MYR 209.58

Days to Ship : 4 Day(s) or more
Disc-Shaped Coupling, Set Screw Type (Single Disc)
SUNGIL

Standard Price : MYR 408.45-

Days to Ship : 4 Day(s) or more
Disc Coupling Clamping Type (Double Disc) SDW
SUNGIL

Standard Price : MYR 560.16-

Days to Ship : 4 Day(s) or more
Long Disc-Shaped Coupling, Set Screw Type (Double Disc)
SUNGIL

Standard Price : MYR 233.40-

Days to Ship : 9 Day(s) or more
Disc-Shaped Coupling - Clamping Type (Double Disc) - [SHDW]
SUNGIL

Standard Price : MYR 455.14-

Days to Ship : 10 Day(s) or more
Precision Axial Fitting-Spring Type, LCD-T7 Series
SAKAI

Standard Price : MYR 904.55-

Days to Ship : 41 Day(s) or more
Disc Coupling Set Screw Type (Double Disc) SHDW
SUNGIL

Standard Price : MYR 478.45-

Days to Ship : 15 Day(s) or more

back next

Tech Support

Factory Automation, Electronics, Tools, & MRO (Maintenance, Repair and Operations): Tel：(60) 3 7890 6399; 9:00am - 6:00pm (Monday - Friday)
9:00am - 1:00pm (Saturday); Technical Inquiry

How can we improve?

Disc Coupling Clamping Type (Double Disc) SDAA (Part Numbers)

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)

Rated torque range(N•m)

Rated Torque(N•m)

Allowable Lateral Misalignment(mm)

Allowable Lateral Misalignment Range(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)

type

CAD

Days to Ship

Specify Alterations

Additional Products in this Category

Customers Who Viewed This Item Also Viewed

Tech Support

Payment Method

About MISUMI

About this Website

Useful Tools

Customer Service

Social Media

MISUMI Contact 9am – 6pm (Mon – Fri) * Order cut-off time is 5pm, 9am – 1pm(Sat) * Order cut-off time is 12pm