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

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Part Number
SDWC-42C-7K2X9.525K2
SDWC-42C-7K2X9.525K3
SDWC-42C-7K2X9.525K4
SDWC-42C-7K2X10
SDWC-42C-7K2X10K3
SDWC-42C-7K2X10K4
SDWC-42C-7K2X11
SDWC-42C-7K2X11K4
SDWC-42C-7K2X12
SDWC-42C-7K2X12K4
SDWC-42C-7K2X12K5
SDWC-42C-7K2X12.7
SDWC-42C-7K2X12.7K5
SDWC-42C-7K2X14
SDWC-42C-7K2X14K5
SDWC-42C-7K2X15
SDWC-42C-7K2X15K5
SDWC-42C-7K2X15K6
SDWC-42C-7K2X15.875
SDWC-42C-7K2X15.875K5
SDWC-42C-7K2X16
SDWC-42C-7K2X16K5
SDWC-42C-7K2X16K6
SDWC-42C-7K2X17
SDWC-42C-7K2X17K5
SDWC-42C-7K2X17K6
SDWC-42C-7K2X18
SDWC-42C-7K2X18K6
SDWC-42C-7K2X18K7
SDWC-42C-7K2X18K8
SDWC-42C-7K2X19
SDWC-42C-7K2X19K6
SDWC-42C-7K2X19K7
SDWC-42C-7K2X19K8
SDWC-42C-7K3X7
SDWC-42C-7K3X7K2
SDWC-42C-7K3X7K3
SDWC-42C-7K3X8
SDWC-42C-7K3X8K2
SDWC-42C-7K3X8K3
SDWC-42C-7K3X8K4
SDWC-42C-7K3X9
SDWC-42C-7K3X9K3
SDWC-42C-7K3X9.525
SDWC-42C-7K3X9.525K2
SDWC-42C-7K3X9.525K3
SDWC-42C-7K3X9.525K4
SDWC-42C-7K3X10
SDWC-42C-7K3X10K3
SDWC-42C-7K3X10K4
SDWC-42C-7K3X11
SDWC-42C-7K3X11K4
SDWC-42C-7K3X12
SDWC-42C-7K3X12K4
SDWC-42C-7K3X12K5
SDWC-42C-7K3X12.7
SDWC-42C-7K3X12.7K5
SDWC-42C-7K3X14
SDWC-42C-7K3X14K5
SDWC-42C-7K3X15

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)
33.88 €	1	11 Days	10	5.01 to 10.00	7	9.525	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	±0.5	3.3X10^-5	With Keyway	K2	2	1	K2	2	1
33.88 €	1	11 Days	10	5.01 to 10.00	7	9.525	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
33.88 €	1	11 Days	10	5.01 to 10.00	7	9.525	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	10	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	10	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
33.88 €	1	11 Days	10	5.01 to 10.00	7	10	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	11	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	11	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	12	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	12	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
33.88 €	1	11 Days	10	5.01 to 10.00	7	12	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
32.07 €	1	11 Days	10	5.01 to 10.00	7	12.7	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	12.7	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
32.07 €	1	11 Days	10	5.01 to 10.00	7	14	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	14	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
32.07 €	1	11 Days	10	5.01 to 10.00	7	15	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	15	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
34.80 €	1	11 Days	10	5.01 to 10.00	7	15	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K6	6	2.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	15.875	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	15.875	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	±0.5	3.3X10^-5	With Keyway	K2	2	1	K5	5	2.3
32.07 €	1	11 Days	10	5.01 to 10.00	7	16	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	16	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
34.80 €	1	11 Days	10	5.01 to 10.00	7	16	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K6	6	2.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	17	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	17	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	±0.5	3.3X10^-5	With Keyway	K2	2	1	K5	5	2.3
34.80 €	1	11 Days	10	5.01 to 10.00	7	17	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	±0.5	3.3X10^-5	With Keyway	K2	2	1	K6	6	2.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	18	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
34.80 €	1	11 Days	10	5.01 to 10.00	7	18	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K6	6	2.8
34.80 €	1	11 Days	10	5.01 to 10.00	7	18	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K7	7	3
34.80 €	1	11 Days	10	5.01 to 10.00	7	18	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K8	8	3.3
32.07 €	1	11 Days	10	5.01 to 10.00	7	19	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
34.80 €	1	11 Days	10	5.01 to 10.00	7	19	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K6	6	2.8
34.80 €	1	11 Days	10	5.01 to 10.00	7	19	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K7	7	3
34.80 €	1	11 Days	10	5.01 to 10.00	7	19	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K8	8	3.3
32.07 €	1	11 Days	10	5.01 to 10.00	7	7	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	7	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K2	2	1
33.88 €	1	11 Days	10	5.01 to 10.00	7	7	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
32.07 €	1	11 Days	10	5.01 to 10.00	7	8	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	8	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K2	2	1
33.88 €	1	11 Days	10	5.01 to 10.00	7	8	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
33.88 €	1	11 Days	10	5.01 to 10.00	7	8	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	9	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	9	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	±0.5	3.3X10^-5	With Keyway	K3	3	1.4	K3	3	1.4
32.07 €	1	11 Days	10	5.01 to 10.00	7	9.525	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	9.525	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	±0.5	3.3X10^-5	With Keyway	K3	3	1.4	K2	2	1
33.88 €	1	11 Days	10	5.01 to 10.00	7	9.525	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
33.88 €	1	11 Days	10	5.01 to 10.00	7	9.525	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	10	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	10	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
33.88 €	1	11 Days	10	5.01 to 10.00	7	10	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	11	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	11	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
32.07 €	1	11 Days	10	5.01 to 10.00	7	12	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	12	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
33.88 €	1	11 Days	10	5.01 to 10.00	7	12	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
32.07 €	1	11 Days	10	5.01 to 10.00	7	12.7	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	12.7	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
32.07 €	1	11 Days	10	5.01 to 10.00	7	14	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
33.88 €	1	11 Days	10	5.01 to 10.00	7	14	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
32.07 €	1	11 Days	10	5.01 to 10.00	7	15	42.5	46.2	High accuracy / Backlash 0 / Small / Heat Resistant	6	8000	0.21 to 0.40	0.18	[Others] Other	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-

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

Configure

4,354Suggestion of an applicable part number.

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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
Clear
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
Clear
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
Clear
Outer Diameter D(mm)
39

42.5

47

54
Clear
Overall Length L(mm)
45

46.2

50

58.6
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Rated Torque(Nm)
5

6

10

22
Clear
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
Clear
Allowable Lateral Misalignment(mm)
0.18

0.2
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Buffer Part Material
- Aluminum
- Others
  - Other
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

K9

K10
Clear
d1keyway width b1(mm)
2

3

4

5

6

7

8

9

10
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
Clear
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
Clear
Type
- SDWC-39C
- SDWC-42C
- SDWC-47C
- SDWC-54C
Clear
Feature
High accuracy

Backlash 0

Small

Heat Resistant
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