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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-54C-17K6X19K8
SDWC-54C-17K6X20
SDWC-54C-17K6X20K6
SDWC-54C-17K6X20K7
SDWC-54C-17K6X20K8
SDWC-54C-17K6X24
SDWC-54C-17K6X24K7
SDWC-54C-17K6X24K8
SDWC-54C-17K6X24K9
SDWC-54C-17K6X25
SDWC-54C-17K6X25K7
SDWC-54C-17K6X25K8
SDWC-54C-17K6X25K9
SDWC-54C-17K6X25K10
SDWC-54C-17X17
SDWC-54C-17X17K5
SDWC-54C-17X17K6
SDWC-54C-17X18
SDWC-54C-17X18K6
SDWC-54C-17X18K7
SDWC-54C-17X18K8
SDWC-54C-17X19
SDWC-54C-17X19K6
SDWC-54C-17X19K7
SDWC-54C-17X19K8
SDWC-54C-17X20
SDWC-54C-17X20K6
SDWC-54C-17X20K7
SDWC-54C-17X20K8
SDWC-54C-17X24
SDWC-54C-17X24K7
SDWC-54C-17X24K8
SDWC-54C-17X24K9
SDWC-54C-17X25
SDWC-54C-17X25K7
SDWC-54C-17X25K8
SDWC-54C-17X25K9
SDWC-54C-17X25K10
SDWC-54C-18K6X18
SDWC-54C-18K6X18K6
SDWC-54C-18K6X18K7
SDWC-54C-18K6X18K8
SDWC-54C-18K6X19
SDWC-54C-18K6X19K6
SDWC-54C-18K6X19K7
SDWC-54C-18K6X19K8
SDWC-54C-18K6X20
SDWC-54C-18K6X20K6
SDWC-54C-18K6X20K7
SDWC-54C-18K6X20K8
SDWC-54C-18K6X24
SDWC-54C-18K6X24K7
SDWC-54C-18K6X24K8
SDWC-54C-18K6X24K9
SDWC-54C-18K6X25
SDWC-54C-18K6X25K7
SDWC-54C-18K6X25K8
SDWC-54C-18K6X25K9
SDWC-54C-18K6X25K10
SDWC-54C-18K7X18
SDWC-54C-18K7X18K6
SDWC-54C-18K7X18K7
SDWC-54C-18K7X18K8
SDWC-54C-18K7X19
SDWC-54C-18K7X19K6
SDWC-54C-18K7X19K7
SDWC-54C-18K7X19K8
SDWC-54C-18K7X20
SDWC-54C-18K7X20K6
SDWC-54C-18K7X20K7
SDWC-54C-18K7X20K8
SDWC-54C-18K7X24
SDWC-54C-18K7X24K7
SDWC-54C-18K7X24K8
SDWC-54C-18K7X24K9
SDWC-54C-18K7X25
SDWC-54C-18K7X25K7
SDWC-54C-18K7X25K8
SDWC-54C-18K7X25K9
SDWC-54C-18K7X25K10
SDWC-54C-18K8X18
SDWC-54C-18K8X18K6
SDWC-54C-18K8X18K7
SDWC-54C-18K8X18K8
SDWC-54C-18K8X19
SDWC-54C-18K8X19K6
SDWC-54C-18K8X19K7
SDWC-54C-18K8X19K8
SDWC-54C-18K8X20
SDWC-54C-18K8X20K6

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 259.32	1 Piece(s)	10 Day(s) or more	10	17	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K6	6	2.8	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	17	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K6	6	2.8
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	17	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	17	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K6	6	2.8	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	17	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	17	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K8	8	3.3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	17	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K9	9	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K6	6	2.8	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K8	8	3.3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K9	9	3.3
MYR 263.64	1 Piece(s)	10 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K10	10	3.3
MYR 233.40	1 Piece(s)	9 Day(s) or more	10	17	17	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	No Keyway	-	-	-	-	-	-
MYR 242.07	1 Piece(s)	10 Day(s) or more	10	17	17	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K5	5	2.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	17	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K6	6	2.8
MYR 233.40	1 Piece(s)	9 Day(s) or more	10	17	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	No Keyway	-	-	-	-	-	-
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K6	6	2.8
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K7	7	3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K8	8	3.3
MYR 233.40	1 Piece(s)	9 Day(s) or more	10	17	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	No Keyway	-	-	-	-	-	-
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K6	6	2.8
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K7	7	3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K8	8	3.3
MYR 233.40	1 Piece(s)	9 Day(s) or more	10	17	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	No Keyway	-	-	-	-	-	-
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K6	6	2.8
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K7	7	3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K8	8	3.3
MYR 233.40	1 Piece(s)	9 Day(s) or more	10	17	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	No Keyway	-	-	-	-	-	-
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K7	7	3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K9	9	3.3
MYR 233.40	1 Piece(s)	9 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	No Keyway	-	-	-	-	-	-
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K7	7	3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K9	9	3.3
MYR 250.71	1 Piece(s)	10 Day(s) or more	10	17	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	-	-	-	K10	10	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K6	6	2.8	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K6	6	2.8
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K6	6	2.8	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K6	6	2.8
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K6	6	2.8	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K6	6	2.8
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K6	6	2.8	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K9	9	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K6	6	2.8	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K8	8	3.3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K6	6	2.8	K9	9	3.3
MYR 263.64	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K6	6	2.8	K10	10	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K7	7	3	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K6	6	2.8
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K7	7	3	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K6	6	2.8
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K7	7	3	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K6	6	2.8
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K7	7	3	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	24	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K7	7	3	K9	9	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K7	7	3	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	With Keyway	K7	7	3	K9	9	3.3
MYR 263.64	1 Piece(s)	10 Day(s) or more	10	18	25	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K7	7	3	K10	10	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K8	8	3.3	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K8	8	3.3	K6	6	2.8
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K8	8	3.3	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	18	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K8	8	3.3	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K8	8	3.3	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K8	8	3.3	K6	6	2.8
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K8	8	3.3	K7	7	3
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	19	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K8	8	3.3	K8	8	3.3
MYR 246.38	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	One Side Key Way	K8	8	3.3	-	-	-
MYR 259.32	1 Piece(s)	10 Day(s) or more	10	18	20	54	58.6	20.01~50.00	High accuracy / Backlash 0 / Small / Heat Resistant	22	0.2	7500	[Others] Others	0.5	1.2X10^-4	Both sides keyway	K8	8	3.3	K6	6	2.8

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

4,353 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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