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

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-39C-12K5X16K5
SDWC-39C-12K5X16K6
SDWC-39C-12X12
SDWC-39C-12X12K4
SDWC-39C-12X12K5
SDWC-39C-12X12.7
SDWC-39C-12X12.7K5
SDWC-39C-12X14
SDWC-39C-12X14K5
SDWC-39C-12X15
SDWC-39C-12X15K5
SDWC-39C-12X15K6
SDWC-39C-12X16K6
SDWC-39C-12.7K5X12.7
SDWC-39C-12.7K5X12.7K5
SDWC-39C-12.7K5X14
SDWC-39C-12.7K5X14K5
SDWC-39C-12.7K5X15
SDWC-39C-12.7K5X15K5
SDWC-39C-12.7K5X15K6
SDWC-39C-12.7K5X16K6
SDWC-39C-12.7X12.7
SDWC-39C-12.7X12.7K5
SDWC-39C-12.7X14
SDWC-39C-12.7X14K5
SDWC-39C-12.7X15
SDWC-39C-12.7X15K5
SDWC-39C-12.7X15K6
SDWC-39C-12.7X16K6
SDWC-39C-14K5X14
SDWC-39C-14K5X14K5
SDWC-39C-14K5X15
SDWC-39C-14K5X15K5
SDWC-39C-14K5X15K6
SDWC-39C-14K5X16K6
SDWC-39C-14X14
SDWC-39C-14X14K5
SDWC-39C-14X15
SDWC-39C-14X15K5
SDWC-39C-14X15K6
SDWC-39C-14X16K6
SDWC-39C-15K5X15
SDWC-39C-15K5X15K5
SDWC-39C-15K5X15K6
SDWC-39C-15K5X16K6
SDWC-39C-15K6X15
SDWC-39C-15K6X15K5
SDWC-39C-15K6X15K6
SDWC-39C-15K6X15.875
SDWC-39C-15K6X15.875K5
SDWC-39C-15K6X16
SDWC-39C-15K6X16K5
SDWC-39C-15K6X16K6
SDWC-39C-15X15
SDWC-39C-15X15K5
SDWC-39C-15X15K6
SDWC-39C-15X16K6
SDWC-39C-15.875K5X16K6
SDWC-39C-15.875X16K6
SDWC-39C-16K5X16K6
SDWC-39C-16K6X16
SDWC-39C-16K6X16K5
SDWC-39C-16K6X16K6
SDWC-39C-16X16K6
SDWC-42C-6K2X6
SDWC-42C-6K2X6K2
SDWC-42C-6K2X6K3
SDWC-42C-6K2X6.35
SDWC-42C-6K2X6.35K2
SDWC-42C-6K2X6.35K3
SDWC-42C-6K2X7
SDWC-42C-6K2X7K2
SDWC-42C-6K2X7K3
SDWC-42C-6K2X8
SDWC-42C-6K2X8K2
SDWC-42C-6K2X8K3
SDWC-42C-6K2X8K4
SDWC-42C-6K2X9
SDWC-42C-6K2X9K3
SDWC-42C-6K2X9.525
SDWC-42C-6K2X9.525K2
SDWC-42C-6K2X9.525K3
SDWC-42C-6K2X9.525K4
SDWC-42C-6K2X10
SDWC-42C-6K2X10K3
SDWC-42C-6K2X10K4
SDWC-42C-6K2X11
SDWC-42C-6K2X11K4
SDWC-42C-6K2X12
SDWC-42C-6K2X12K4

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)	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 145.64	1 Piece(s)	10 Day(s) or more	10	12	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K5	5	2.3	K5	5	2.3
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	12	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K5	5	2.3	K6	6	2.8
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	12	12	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12	12	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12	12	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	12	12.7	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12	12.7	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	6 Day(s) or more	10	12	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	6 Day(s) or more	10	12	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	12	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	12	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12.7	12.7	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K5	5	2.3	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	12.7	12.7	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K5	5	2.3	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12.7	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K5	5	2.3	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	12.7	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K5	5	2.3	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12.7	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K5	5	2.3	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	12.7	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K5	5	2.3	K5	5	2.3
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	12.7	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K5	5	2.3	K6	6	2.8
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	12.7	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K5	5	2.3	K6	6	2.8
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	12.7	12.7	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12.7	12.7	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	12.7	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12.7	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	12.7	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	12.7	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	12.7	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	12.7	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	14	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K5	5	2.3	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	14	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K5	5	2.3	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	14	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K5	5	2.3	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	14	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K5	5	2.3	K5	5	2.3
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	14	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K5	5	2.3	K6	6	2.8
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	14	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K5	5	2.3	K6	6	2.8
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	14	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	14	14	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	14	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	14	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	14	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	14	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	15	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K5	5	2.3	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	15	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K5	5	2.3	K5	5	2.3
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	15	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K5	5	2.3	K6	6	2.8
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	15	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K5	5	2.3	K6	6	2.8
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	15	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K6	6	2.8	-	-	-
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	15	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K6	6	2.8	K5	5	2.3
MYR 154.30	1 Piece(s)	10 Day(s) or more	10	15	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	Both sides keyway	K6	6	2.8	K6	6	2.8
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	15	15.875	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K6	6	2.8	-	-	-
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	15	15.875	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K6	6	2.8	K5	5	2.3
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	15	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K6	6	2.8	-	-	-
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	15	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K6	6	2.8	K5	5	2.3
MYR 154.30	1 Piece(s)	10 Day(s) or more	10	15	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K6	6	2.8	K6	6	2.8
MYR 128.38	1 Piece(s)	6 Day(s) or more	10	15	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	15	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	15	15	39	45	3.01~5.00	High accuracy / Backlash 0 / Small	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	15	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	15.875	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K5	5	2.3	K6	6	2.8
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	15.875	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	16	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K5	5	2.3	K6	6	2.8
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	16	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	K6	6	2.8	-	-	-
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	16	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K6	6	2.8	K5	5	2.3
MYR 154.30	1 Piece(s)	10 Day(s) or more	10	16	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	With Keyway	K6	6	2.8	K6	6	2.8
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	16	16	39	45	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	5	0.18	8000	[Others] Others	0.4	2.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	6	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	6	6.35	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6.35	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	6.35	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	6	7	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	7	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	7	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
MYR 148.68	1 Piece(s)	10 Day(s) or more	10	6	8	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	8	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	8	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	8	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	9	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	9	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	9.525	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	9.525	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	9.525	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	9.525	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	10	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	10	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	10	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	11	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	11	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	6	12	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	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	12	42.5	46.2	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	6	0.18	8000	[Others] Others	0.5	3.3X10^-5	Both sides keyway	K2	2	1	K4	4	1.8

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)	1.5
Product Category	Coupling body	Allowable Lateral Misalignment Range(mm)	0.02~0.2	Disc Material	Stainless Steel
Operating Temperature Range(°C)	-50::200

Configure

4,237 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)
45

46.2

50

58.6
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)
0.18

0.2
Clear
Max. Rotational Speed(r/min)
7500

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

15 Day(s) or Less

16 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)

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

Days to Ship

Specify Alterations

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