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

SUNGIL

Disc type coupling with low moment of inertia and stable even at high speed.
[Features]
·It has a shape with high torsional rigidity and is excellent in oil and chemical resistance.
·Semi-permanent life with zero backlash.
·Absorbs declination, eccentricity, and end play misalignment.
・ The characteristics of forward/reverse rotation are the same and no repair is required.
[Applications]
·It can be used for servo motors, stepping motors, precision motors, etc.
·Ideal for high-precision encoders, dynamometer drivers, high-speed, high-precision position control systems, centrifuges, copiers, etc.

Part Number

Configured Part Number is shown.

Product TOP

: 30; 60; 90

Part Number
SDWC-42C-7K3X15K5
SDWC-42C-7K3X15K6
SDWC-42C-7K3X15.875
SDWC-42C-7K3X15.875K5
SDWC-42C-7K3X16
SDWC-42C-7K3X16K5
SDWC-42C-7K3X16K6
SDWC-42C-7K3X17
SDWC-42C-7K3X17K5
SDWC-42C-7K3X17K6
SDWC-42C-7K3X18
SDWC-42C-7K3X18K6
SDWC-42C-7K3X18K7
SDWC-42C-7K3X18K8
SDWC-42C-7K3X19
SDWC-42C-7K3X19K6
SDWC-42C-7K3X19K7
SDWC-42C-7K3X19K8
SDWC-42C-7X7
SDWC-42C-7X7K2
SDWC-42C-7X7K3
SDWC-42C-7X8
SDWC-42C-7X8K2
SDWC-42C-7X8K3
SDWC-42C-7X8K4
SDWC-42C-7X9
SDWC-42C-7X9K3
SDWC-42C-7X9.525
SDWC-42C-7X9.525K2
SDWC-42C-7X9.525K3
SDWC-42C-7X9.525K4
SDWC-42C-7X10
SDWC-42C-7X10K3
SDWC-42C-7X10K4
SDWC-42C-7X11
SDWC-42C-7X11K4
SDWC-42C-7X12
SDWC-42C-7X12K4
SDWC-42C-7X12K5
SDWC-42C-7X12.7
SDWC-42C-7X12.7K5
SDWC-42C-7X14
SDWC-42C-7X14K5
SDWC-42C-7X15
SDWC-42C-7X15K5
SDWC-42C-7X15K6
SDWC-42C-7X15.875
SDWC-42C-7X15.875K5
SDWC-42C-7X16
SDWC-42C-7X16K5
SDWC-42C-7X16K6
SDWC-42C-7X17
SDWC-42C-7X17K5
SDWC-42C-7X17K6
SDWC-42C-7X18
SDWC-42C-7X18K6
SDWC-42C-7X18K7
SDWC-42C-7X18K8
SDWC-42C-7X19
SDWC-42C-7X19K6
SDWC-42C-7X19K7
SDWC-42C-7X19K8
SDWC-42C-8K2X8
SDWC-42C-8K2X8K2
SDWC-42C-8K2X8K3
SDWC-42C-8K2X8K4
SDWC-42C-8K2X9
SDWC-42C-8K2X9K3
SDWC-42C-8K2X9.525
SDWC-42C-8K2X9.525K2
SDWC-42C-8K2X9.525K3
SDWC-42C-8K2X9.525K4
SDWC-42C-8K2X10
SDWC-42C-8K2X10K3
SDWC-42C-8K2X10K4
SDWC-42C-8K2X11
SDWC-42C-8K2X11K4
SDWC-42C-8K2X12
SDWC-42C-8K2X12K4
SDWC-42C-8K2X12K5
SDWC-42C-8K2X12.7
SDWC-42C-8K2X12.7K5
SDWC-42C-8K2X14
SDWC-42C-8K2X14K5
SDWC-42C-8K2X15
SDWC-42C-8K2X15K5
SDWC-42C-8K2X15K6
SDWC-42C-8K2X15.875
SDWC-42C-8K2X15.875K5
SDWC-42C-8K2X16

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)	Features	Rated Torque (N•m)	Allowable Lateral Misalignment (mm)	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)
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	7	15	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	7	15	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K6	6	2.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	15.875	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	16	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	7	16	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	7	16	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K6	6	2.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	17	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	With Keyway	K3	3	1.4	K6	6	2.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	18	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	7	18	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K6	6	2.8
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	7	18	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K7	7	3
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	7	18	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K8	8	3.3
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	19	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	7	19	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K6	6	2.8
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	7	19	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K7	7	3
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	7	19	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K3	3	1.4	K8	8	3.3
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	7	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	7	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K2	2	1
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	7	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	8	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	8	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K2	2	1
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	8	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	8	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	9	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	9.525	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	One Side Key Way	-	-	-	K2	2	1
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	9.525	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	9.525	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	10	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	10	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	10	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	11	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	11	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	12	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	12	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	12	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	12.7	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	12.7	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	14	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	14	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	15	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	15	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 153.00	1 Piece(s)	10 Day(s) or more	10	7	15	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	15.875	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	16	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	7	16	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 153.00	1 Piece(s)	10 Day(s) or more	10	7	16	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	17	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 153.00	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	18	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 153.00	1 Piece(s)	10 Day(s) or more	10	7	18	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 153.00	1 Piece(s)	10 Day(s) or more	10	7	18	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 153.00	1 Piece(s)	10 Day(s) or more	10	7	18	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 140.02	1 Piece(s)	9 Day(s) or more	10	7	19	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	No Keyway	-	-	-	-	-	-
MYR 153.00	1 Piece(s)	10 Day(s) or more	10	7	19	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 153.00	1 Piece(s)	10 Day(s) or more	10	7	19	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 153.00	1 Piece(s)	10 Day(s) or more	10	7	19	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	8	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	8	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K2	2	1
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	8	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	8	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	9	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	With Keyway	K2	2	1	K3	3	1.4
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	9.525	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	With Keyway	K2	2	1	K2	2	1
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	9.525	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	9.525	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	10	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	10	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	10	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	11	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	11	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	12	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	12	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	12	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	12.7	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	12.7	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	14	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	14	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	15	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	8	15	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
MYR 161.66	1 Piece(s)	10 Day(s) or more	10	8	15	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K6	6	2.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	15.875	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 157.33	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	±0.5	3.3X10^-5	With Keyway	K2	2	1	K5	5	2.3
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	8	16	42.5	46	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.3	0.21~0.40	8000	[Others] Others	0.5	3.3X10^-5	One Side Key Way	K2	2	1	-	-	-

Basic Information

Type	Disc Type	Application	Servo Motor / Stepping Motor	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	Disc Material	Stainless Steel	Operating Temperature Range(°C)	-50::200

Configure

4,354 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Shaft Hole Dia.(Already processed) d1(Ø)
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(Ø)
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(Ø)
39

42.5

47

54
Clear
Full length L(mm)
44.8

46

50

58
Clear
Rated torque range(N•m)
3.01~5.00

5.01~10.00

20.01~50.00
Clear
Features
High accuracy

Backlash 0

Small

Heat Resistant
Clear
Rated Torque(N•m)
5

6

10

22
Clear
Allowable Lateral Misalignment(mm)
0.3

0.4
Clear
Allowable Lateral Misalignment Range(mm)
0.21~0.40

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

7000

8000
Clear
Buffer Material
- Aluminum
- Others
  - Others
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
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
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 Coupling Clamping Type (Double Disc) SDWC (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)

Features

Rated Torque(N•m)

Allowable Lateral Misalignment(mm)

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

CAD