Servo couplings / hub clamping, feather key / 2 discs: steel / body: aluminium / SDWC / SUNGIL (Part Numbers - CAD Download)

Promotional pricing ends 31/12/2024

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Part Number
SDWC-39C-8K2X11K4
SDWC-39C-8K2X12
SDWC-39C-8K2X12K4
SDWC-39C-8K2X12K5
SDWC-39C-8K2X12.7
SDWC-39C-8K2X12.7K5
SDWC-39C-8K2X14
SDWC-39C-8K2X14K5
SDWC-39C-8K2X15
SDWC-39C-8K2X15K5
SDWC-39C-8K2X15K6
SDWC-39C-8K2X15.875
SDWC-39C-8K2X15.875K5
SDWC-39C-8K2X16
SDWC-39C-8K2X16K5
SDWC-39C-8K2X16K6
SDWC-39C-8K3X8
SDWC-39C-8K3X8K2
SDWC-39C-8K3X8K3
SDWC-39C-8K3X8K4
SDWC-39C-8K3X9
SDWC-39C-8K3X9K3
SDWC-39C-8K3X9.525
SDWC-39C-8K3X9.525K2
SDWC-39C-8K3X9.525K3
SDWC-39C-8K3X9.525K4
SDWC-39C-8K3X10
SDWC-39C-8K3X10K3
SDWC-39C-8K3X10K4
SDWC-39C-8K3X11
SDWC-39C-8K3X11K4
SDWC-39C-8K3X12
SDWC-39C-8K3X12K4
SDWC-39C-8K3X12K5
SDWC-39C-8K3X12.7
SDWC-39C-8K3X12.7K5
SDWC-39C-8K3X14
SDWC-39C-8K3X14K5
SDWC-39C-8K3X15
SDWC-39C-8K3X15K5
SDWC-39C-8K3X15K6
SDWC-39C-8K3X15.875
SDWC-39C-8K3X15.875K5
SDWC-39C-8K3X16
SDWC-39C-8K3X16K5
SDWC-39C-8K3X16K6
SDWC-39C-8K4X8
SDWC-39C-8K4X8K2
SDWC-39C-8K4X8K3
SDWC-39C-8K4X8K4
SDWC-39C-8K4X9
SDWC-39C-8K4X9K3
SDWC-39C-8K4X9.525
SDWC-39C-8K4X9.525K2
SDWC-39C-8K4X9.525K3
SDWC-39C-8K4X9.525K4
SDWC-39C-8K4X10
SDWC-39C-8K4X10K3
SDWC-39C-8K4X10K4
SDWC-39C-8K4X11

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	RoHS	Rated torque range (N•m)	Shaft Hole Dia.(Already processed) D1 (mm)	Shaft Hole Dia.(Already processed) D2 (mm)	Outer Diameter D (mm)	Overall Length L (mm)	Feature	Rated Torque (Nm)	Max. Rotational Speed (r/min)	Allowable Lateral Misalignment Range (mm)	Allowable Lateral Misalignment (mm)	Buffer Part 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)
31.36 €	1	11 Days	10	3.01 to 5.00	8	11	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	12	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K2	2	1	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	12	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
31.36 €	1	11 Days	10	3.01 to 5.00	8	12	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
29.55 €	1	11 Days	10	3.01 to 5.00	8	12.7	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K2	2	1	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	12.7	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
29.55 €	1	11 Days	10	3.01 to 5.00	8	14	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K2	2	1	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	14	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
29.55 €	1	11 Days	10	3.01 to 5.00	8	15	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K2	2	1	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	15	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
32.26 €	1	11 Days	10	3.01 to 5.00	8	15	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K2	2	1	K6	6	2.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	15.875	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	Aluminum	0.4	2.4X10^-5	One Side Key Way	K2	2	1	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	15.875	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	Aluminum	0.4	2.4X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
29.55 €	1	11 Days	10	3.01 to 5.00	8	16	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	Aluminum	0.4	2.4X10^-5	One Side Key Way	K2	2	1	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	16	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	Aluminum	0.4	2.4X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
32.26 €	1	11 Days	10	3.01 to 5.00	8	16	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	With Keyway	K2	2	1	K6	6	2.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	8	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	8	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K2	2	1
31.36 €	1	11 Days	10	3.01 to 5.00	8	8	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
31.36 €	1	11 Days	10	3.01 to 5.00	8	8	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	9	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	9	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	With Keyway	K3	3	1.4	K3	3	1.4
29.55 €	1	11 Days	10	3.01 to 5.00	8	9.525	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	9.525	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	With Keyway	K3	3	1.4	K2	2	1
31.36 €	1	11 Days	10	3.01 to 5.00	8	9.525	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
31.36 €	1	11 Days	10	3.01 to 5.00	8	9.525	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	10	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	10	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
31.36 €	1	11 Days	10	3.01 to 5.00	8	10	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	11	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	11	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	12	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	12	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
31.36 €	1	11 Days	10	3.01 to 5.00	8	12	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
29.55 €	1	11 Days	10	3.01 to 5.00	8	12.7	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	12.7	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
29.55 €	1	11 Days	10	3.01 to 5.00	8	14	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	14	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
29.55 €	1	11 Days	10	3.01 to 5.00	8	15	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	15	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
32.26 €	1	11 Days	10	3.01 to 5.00	8	15	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K3	3	1.4	K6	6	2.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	15.875	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	15.875	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
29.55 €	1	11 Days	10	3.01 to 5.00	8	16	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	16	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
32.26 €	1	11 Days	10	3.01 to 5.00	8	16	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	With Keyway	K3	3	1.4	K6	6	2.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	8	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K4	4	1.8	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	8	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K4	4	1.8	K2	2	1
31.36 €	1	11 Days	10	3.01 to 5.00	8	8	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K4	4	1.8	K3	3	1.4
31.36 €	1	11 Days	10	3.01 to 5.00	8	8	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K4	4	1.8	K4	4	1.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	9	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K4	4	1.8	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	9	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	With Keyway	K4	4	1.8	K3	3	1.4
29.55 €	1	11 Days	10	3.01 to 5.00	8	9.525	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K4	4	1.8	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	9.525	39	45	High accuracy / Backlash 0 / Small / Heat Resistant	5	8000	0.21 to 0.40	0.18	[Others] Other	±0.4	2.4X10^-5	With Keyway	K4	4	1.8	K2	2	1
31.36 €	1	11 Days	10	3.01 to 5.00	8	9.525	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K4	4	1.8	K3	3	1.4
31.36 €	1	11 Days	10	3.01 to 5.00	8	9.525	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K4	4	1.8	K4	4	1.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	10	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K4	4	1.8	-	-	-
31.36 €	1	11 Days	10	3.01 to 5.00	8	10	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K4	4	1.8	K3	3	1.4
31.36 €	1	11 Days	10	3.01 to 5.00	8	10	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	Both sides keyway	K4	4	1.8	K4	4	1.8
29.55 €	1	11 Days	10	3.01 to 5.00	8	11	39	45	High accuracy / Backlash 0 / Small	5	8000	0.21 to 0.40	0.18	[Others] Other	0.4	2.4X10^-5	One Side Key Way	K4	4	1.8	-	-	-

Basic information

Type	Disc Type	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Application	Servo Motor / Stepping Motor
Max. Rotational Speed Range(r/min)	4,001 to 10,000	Body Material	Aluminum	Category	Coupling body
Allowable Angular Misalignment(deg)	1.5	Disc Part Material	Stainless Steel	Operating Temperature Range(°C)	-50::200

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Basic Attributes

Rated torque range(N•m)
3.01 to 5.00

5.01 to 10.00

20.01 to 50.00
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Shaft Hole Dia.(Already processed) D1(mm)
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
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Shaft Hole Dia.(Already processed) D2(mm)
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
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Outer Diameter D(mm)
39

42.5

47

54
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Overall Length L(mm)
45

46.2

50

58.6
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Feature
High accuracy

Backlash 0

Small

Heat Resistant
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Rated Torque(Nm)
5

6

10

22
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Max. Rotational Speed(r/min)
7500

8000
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Allowable Lateral Misalignment Range(mm)
0.21 to 0.40

0.41 to 1.0
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Allowable Lateral Misalignment(mm)
0.18

0.2
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Buffer Part Material
- Aluminum
- Others
  - Other
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With or without Keyway
- Both sides keyway
- No Keyway
- One Side Key Way
- With Keyway
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d1 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10
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d1keyway width b1(mm)
2

3

4

5

6

7

8

9

10
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d1Keyway height t1(mm)
1

1.4

1.8

2.3

2.8

3

3.3
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d2 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10
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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
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Type
- SDWC-39C
- SDWC-42C
- SDWC-47C
- SDWC-54C
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- 3D
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