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

Structure that adjusts axis misalignment by deflection of a thin metal disc. Large torque transmission, even at high-speeds. Simple structure that is easy to remove. Clamping type product. SUNGIL The company is a Korean manufacturer established in 1991. Korean coupling market share is 70%, with over 3,000 customers. No1 maker. Rich selection, and short lead-times.

(i)Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Part Number

Configured Part Number is shown.

Product TOP

: 30; 60; 90

Part Number
SDWA-39C-7K3X8
SDWA-39C-7K3X8K2
SDWA-39C-7K3X8K3
SDWA-39C-7K3X8K4
SDWA-39C-7K3X9
SDWA-39C-7K3X9K3
SDWA-39C-7K3X9.525
SDWA-39C-7K3X9.525K2
SDWA-39C-7K3X9.525K3
SDWA-39C-7K3X9.525K4
SDWA-39C-7K3X10
SDWA-39C-7K3X10K3
SDWA-39C-7K3X10K4
SDWA-39C-7K3X11
SDWA-39C-7K3X11K4
SDWA-39C-7K3X12
SDWA-39C-7K3X12K4
SDWA-39C-7K3X12K5
SDWA-39C-7K3X12.7
SDWA-39C-7K3X12.7K5
SDWA-39C-7K3X14
SDWA-39C-7K3X14K5
SDWA-39C-7K3X15
SDWA-39C-7K3X15K5
SDWA-39C-7K3X15K6
SDWA-39C-7K3X15.875
SDWA-39C-7K3X15.875K5
SDWA-39C-7K3X16
SDWA-39C-7K3X16K5
SDWA-39C-7K3X16K6
SDWA-39C-7X7
SDWA-39C-7X7K2
SDWA-39C-7X7K3
SDWA-39C-7X8
SDWA-39C-7X8K2
SDWA-39C-7X8K3
SDWA-39C-7X8K4
SDWA-39C-7X9
SDWA-39C-7X9K3
SDWA-39C-7X9.525
SDWA-39C-7X9.525K2
SDWA-39C-7X9.525K3
SDWA-39C-7X9.525K4
SDWA-39C-7X10
SDWA-39C-7X10K3
SDWA-39C-7X10K4
SDWA-39C-7X11
SDWA-39C-7X11K4
SDWA-39C-7X12
SDWA-39C-7X12K4
SDWA-39C-7X12K5
SDWA-39C-7X12.7
SDWA-39C-7X12.7K5
SDWA-39C-7X14
SDWA-39C-7X14K5
SDWA-39C-7X15
SDWA-39C-7X15K5
SDWA-39C-7X15K6
SDWA-39C-7X15.875
SDWA-39C-7X15.875K5
SDWA-39C-7X16
SDWA-39C-7X16K5
SDWA-39C-7X16K6
SDWA-39C-8K2X8
SDWA-39C-8K2X8K2
SDWA-39C-8K2X8K3
SDWA-39C-8K2X8K4
SDWA-39C-8K2X9
SDWA-39C-8K2X9K3
SDWA-39C-8K2X9.525
SDWA-39C-8K2X9.525K2
SDWA-39C-8K2X9.525K3
SDWA-39C-8K2X9.525K4
SDWA-39C-8K2X10
SDWA-39C-8K2X10K3
SDWA-39C-8K2X10K4
SDWA-39C-8K2X11
SDWA-39C-8K2X11K4
SDWA-39C-8K2X12
SDWA-39C-8K2X12K4
SDWA-39C-8K2X12K5
SDWA-39C-8K2X12.7
SDWA-39C-8K2X12.7K5
SDWA-39C-8K2X14
SDWA-39C-8K2X14K5
SDWA-39C-8K2X15
SDWA-39C-8K2X15K5
SDWA-39C-8K2X15K6
SDWA-39C-8K2X15.875
SDWA-39C-8K2X15.875K5

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	Max. Rotational Speed Range (r/min)	Rated Torque (N•m)	Allowable Angular Misalignment (deg)	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 136.99	1 Piece(s)	10 Day(s) or more	10	7	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K2	2	1
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	9	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	9	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	With Keyway	K3	3	1.4	K3	3	1.4
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	With Keyway	K3	3	1.4	K2	2	1
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	10	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	10	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K3	3	1.4
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	10	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	11	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	11	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	12	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	12	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K4	4	1.8
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	12	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	12.7	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	12.7	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	14	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	14	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	15	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	15	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K5	5	2.3
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	7	15	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K3	3	1.4	K6	6	2.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	15.875	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	15.875	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	16	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	7	16	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	7	16	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	With Keyway	K3	3	1.4	K6	6	2.8
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	7	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	7	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K2	2	1
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	7	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K2	2	1
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	9	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	9	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K2	2	1
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	10	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	10	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	10	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	11	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	11	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	12	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	12	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	12	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	12.7	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	12.7	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	14	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	14	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	15	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	15	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	7	15	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	15.875	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	Aluminum	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	15.875	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	Aluminum	0.4	2.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	9 Day(s) or more	10	7	16	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	Aluminum	0.4	2.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	7	16	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	Aluminum	0.4	2.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	10 Day(s) or more	10	7	16	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K2	2	1
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	8	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	9	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	9	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	With Keyway	K2	2	1	K3	3	1.4
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	With Keyway	K2	2	1	K2	2	1
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	9.525	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	10	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	10	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K3	3	1.4
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	10	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	11	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	11	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	12	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	12	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K4	4	1.8
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	12	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	12.7	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	12.7	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	14	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	14	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	15	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	15	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K5	5	2.3
MYR 149.97	1 Piece(s)	10 Day(s) or more	10	8	15	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small	4001~10000	5	1.5	0.18	0.02~0.2	8000	[Others] Others	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K6	6	2.8
MYR 136.99	1 Piece(s)	10 Day(s) or more	10	8	15.875	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	Aluminum	0.4	2.1X10^-5	One Side Key Way	K2	2	1	-	-	-
MYR 145.64	1 Piece(s)	10 Day(s) or more	10	8	15.875	39	39.5	3.01~5.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	5	1.5	0.18	0.02~0.2	8000	Aluminum	0.4	2.1X10^-5	Both sides keyway	K2	2	1	K5	5	2.3

Basic Information

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

Configure

6,344 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Shaft Hole Dia.(Already processed) d1(Ø)
3

4

4.5

5

6

6.35

7

8

9

9.525

10

11

12

12.7

14

15

15.875

16

17

18

19

20

21

22

24

25

26

28

30
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
3

4

4.5

5

6

6.35

7

8

9

9.525

10

11

12

12.7

14

15

15.875

16

17

18

19

20

21

22

24

25

26

28

30
Clear
Outer Diameter D(Ø)
16

19

22.2

26.6

31.8

39

42.5

47

54

64
Clear
Full length L(mm)
21.2

23.3

25

32.5

33.5

39.5

39.7

45.6

60.6

74.4
Clear
Rated torque range(N•m)
0.05~1.00

1.01~3.00

3.01~5.00

5.01~10.00

20.01~50.00
Clear
Features
High accuracy

Backlash 0

Small

Heat Resistant
Clear
Max. Rotational Speed Range(r/min)
4001~10000

10001~78000
Clear
Rated Torque(N•m)
0.5

0.9

1.1

1.5

3

5

6

10

22

31
Clear
Allowable Angular Misalignment(deg)
1

1.5
Clear
Allowable Lateral Misalignment(mm)
0.05

0.12

0.15

0.18

0.2

0.3
Clear
Allowable Lateral Misalignment Range(mm)
0.02~0.2

0.21~0.40
Clear
Max. Rotational Speed(r/min)
6500

7500

8000

9000

10000

14000
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

K12
Clear
d1keyway width b1(mm)
2

3

4

5

6

7

8

9

10

12
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

K12
Clear
d2 keyway width b2(mm)
2

3

4

5

6

7

8

9

10

12
Clear
d2 keyway height t2(mm)
1

1.4

1.8

2.3

2.8

3

3.3
Clear
type
- SDWA-16C
- SDWA-19C
- SDWA-22C
- SDWA-26C
- SDWA-31C
- SDWA-39C
- SDWA-42C
- SDWA-47C
- SDWA-54C
- SDWA-64C
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

4 Day(s) or Less

6 Day(s) or Less

7 Day(s) or Less

9 Day(s) or Less

10 Day(s) or Less

12 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) SDWA (Part Numbers)

(i)Caution

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

Max. Rotational Speed Range(r/min)

Rated Torque(N•m)

Allowable Angular Misalignment(deg)

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

Days to Ship

Specify Alterations

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