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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-54C-18X19
SDWA-54C-18X19K6
SDWA-54C-18X19K7
SDWA-54C-18X19K8
SDWA-54C-18X20
SDWA-54C-18X20K6
SDWA-54C-18X20K7
SDWA-54C-18X20K8
SDWA-54C-19K6X19
SDWA-54C-19K6X19K6
SDWA-54C-19K6X19K7
SDWA-54C-19K6X19K8
SDWA-54C-19K6X20
SDWA-54C-19K6X20K6
SDWA-54C-19K6X20K7
SDWA-54C-19K6X20K8
SDWA-54C-19K7X19
SDWA-54C-19K7X19K6
SDWA-54C-19K7X19K7
SDWA-54C-19K7X19K8
SDWA-54C-19K7X20
SDWA-54C-19K7X20K6
SDWA-54C-19K7X20K7
SDWA-54C-19K7X20K8
SDWA-54C-19K8X19
SDWA-54C-19K8X19K6
SDWA-54C-19K8X19K7
SDWA-54C-19K8X19K8
SDWA-54C-19K8X20
SDWA-54C-19K8X20K6
SDWA-54C-19K8X20K7
SDWA-54C-19K8X20K8
SDWA-54C-19X19
SDWA-54C-19X19K6
SDWA-54C-19X19K7
SDWA-54C-19X19K8
SDWA-54C-19X20
SDWA-54C-19X20K6
SDWA-54C-19X20K7
SDWA-54C-19X20K8
SDWA-54C-20K6X20
SDWA-54C-20K6X20K6
SDWA-54C-20K6X20K7
SDWA-54C-20K6X20K8
SDWA-54C-20K7X20
SDWA-54C-20K7X20K6
SDWA-54C-20K7X20K7
SDWA-54C-20K7X20K8
SDWA-54C-20K8X20
SDWA-54C-20K8X20K6
SDWA-54C-20K8X20K7
SDWA-54C-20K8X20K8
SDWA-54C-20X20
SDWA-54C-20X20K6
SDWA-54C-20X20K7
SDWA-54C-20X20K8
SDWA-64C-12K4X12
SDWA-64C-12K4X12K4
SDWA-64C-12K4X12K5
SDWA-64C-12K4X12.7
SDWA-64C-12K4X12.7K5
SDWA-64C-12K4X14
SDWA-64C-12K4X14K5
SDWA-64C-12K4X15
SDWA-64C-12K4X15K5
SDWA-64C-12K4X15K6
SDWA-64C-12K4X15.875
SDWA-64C-12K4X15.875K5
SDWA-64C-12K4X16
SDWA-64C-12K4X16K5
SDWA-64C-12K4X16K6
SDWA-64C-12K4X17
SDWA-64C-12K4X17K5
SDWA-64C-12K4X17K6
SDWA-64C-12K4X18
SDWA-64C-12K4X18K6
SDWA-64C-12K4X18K7
SDWA-64C-12K4X18K8
SDWA-64C-12K4X19
SDWA-64C-12K4X19K6
SDWA-64C-12K4X19K7
SDWA-64C-12K4X19K8
SDWA-64C-12K4X20
SDWA-64C-12K4X20K6
SDWA-64C-12K4X20K7
SDWA-64C-12K4X20K8
SDWA-64C-12K4X21
SDWA-64C-12K4X21K6
SDWA-64C-12K4X21K7
SDWA-64C-12K4X22

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 303.43	1 Piece(s)	9 Day(s) or more	10	18	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	No Keyway	-	-	-	-	-	-
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	18	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	18	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	18	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 303.43	1 Piece(s)	9 Day(s) or more	10	18	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	No Keyway	-	-	-	-	-	-
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	18	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	18	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	18	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	K6	6	2.8	-	-	-
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K6	6	2.8	K6	6	2.8
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K6	6	2.8	K7	7	3
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	K6	6	2.8	-	-	-
MYR 342.59	1 Piece(s)	9 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K6	6	2.8	K6	6	2.8
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K6	6	2.8	K7	7	3
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	K7	7	3	-	-	-
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K7	7	3	K6	6	2.8
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K7	7	3	K7	7	3
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K7	7	3	K8	8	3.3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	K7	7	3	-	-	-
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K7	7	3	K6	6	2.8
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K7	7	3	K7	7	3
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K7	7	3	K8	8	3.3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	K8	8	3.3	-	-	-
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K8	8	3.3	K6	6	2.8
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K8	8	3.3	K7	7	3
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K8	8	3.3	K8	8	3.3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	K8	8	3.3	-	-	-
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K8	8	3.3	K6	6	2.8
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K8	8	3.3	K7	7	3
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K8	8	3.3	K8	8	3.3
MYR 303.43	1 Piece(s)	9 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	No Keyway	-	-	-	-	-	-
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	19	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 303.43	1 Piece(s)	9 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	No Keyway	-	-	-	-	-	-
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	19	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	K6	6	2.8	-	-	-
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K6	6	2.8	K6	6	2.8
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K6	6	2.8	K7	7	3
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	K7	7	3	-	-	-
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K7	7	3	K6	6	2.8
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K7	7	3	K7	7	3
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K7	7	3	K8	8	3.3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	K8	8	3.3	-	-	-
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K8	8	3.3	K6	6	2.8
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K8	8	3.3	K7	7	3
MYR 329.39	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	Both sides keyway	K8	8	3.3	K8	8	3.3
MYR 303.43	1 Piece(s)	9 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	No Keyway	-	-	-	-	-	-
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 316.41	1 Piece(s)	10 Day(s) or more	10	20	20	54	60.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	22	1.5	0.2	0.02~0.2	7500	Aluminum	0.5	7.2X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	12	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 402.43	1 Piece(s)	10 Day(s) or more	10	12	12	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K4	4	1.8
MYR 402.43	1 Piece(s)	10 Day(s) or more	10	12	12	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	12.7	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 402.43	1 Piece(s)	10 Day(s) or more	10	12	12.7	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	14	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 402.43	1 Piece(s)	10 Day(s) or more	10	12	14	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	15	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 402.43	1 Piece(s)	10 Day(s) or more	10	12	15	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	15	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	15.875	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 402.43	1 Piece(s)	10 Day(s) or more	10	12	15.875	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	[Others] Others	0.5	2.2X10^-4	With Keyway	K4	4	1.8	K5	5	2.3
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	16	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 402.43	1 Piece(s)	10 Day(s) or more	10	12	16	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	16	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	17	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 402.43	1 Piece(s)	10 Day(s) or more	10	12	17	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	[Others] Others	0.5	2.2X10^-4	With Keyway	K4	4	1.8	K5	5	2.3
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	17	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	[Others] Others	0.5	2.2X10^-4	With Keyway	K4	4	1.8	K6	6	2.8
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	18	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	18	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	18	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K7	7	3
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	18	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K8	8	3.3
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	19	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	19	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	19	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K7	7	3
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	19	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K8	8	3.3
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	20	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	20	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	20	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K7	7	3
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	20	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	Both sides keyway	K4	4	1.8	K8	8	3.3
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	21	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	21	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	[Others] Others	0.5	2.2X10^-4	With Keyway	K4	4	1.8	K6	6	2.8
MYR 406.70	1 Piece(s)	10 Day(s) or more	10	12	21	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	[Others] Others	0.5	2.2X10^-4	With Keyway	K4	4	1.8	K7	7	3
MYR 393.78	1 Piece(s)	10 Day(s) or more	10	12	22	64	74.4	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	4001~10000	31	1.5	0.3	0.21~0.40	6500	Aluminum	0.5	2.2X10^-4	One Side Key Way	K4	4	1.8	-	-	-

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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