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Disc Type Coupling (SD Series) (Part Numbers)

SUNGIL

[Features]
・High torsional rigidity, excellent positioning power
・Used for high precision position control system
・Low moment of inertia
・Semi-permanent life
・Deflection, eccentricity accepted
・The characteristics of positive / reverse are the same
・Single disc, double disc type (can not accommodate eccentric type in case of single type)
•Related Keywords: Sungil Machinery, Standard Coupling, Coupling / Shaft Joint

Part Number

Configured Part Number is shown.

Product TOP

: 30; 60; 90

Part Number
SDCS-42C-8X8K2
SDCS-42C-8X8K3
SDCS-42C-8X8K4
SDCS-42C-8X9
SDCS-42C-8X9K3
SDCS-42C-8X9.525
SDCS-42C-8X9.525K2
SDCS-42C-8X9.525K3
SDCS-42C-8X9.525K4
SDCS-42C-8X10
SDCS-42C-8X10K3
SDCS-42C-8X10K4
SDCS-42C-8X11
SDCS-42C-8X11K4
SDCS-42C-8X12
SDCS-42C-8X12K4
SDCS-42C-8X12K5
SDCS-42C-8X12.7
SDCS-42C-8X12.7K5
SDCS-42C-8X14
SDCS-42C-8X14K5
SDCS-42C-8X15
SDCS-42C-8X15K5
SDCS-42C-8X15K6
SDCS-42C-8X15.875
SDCS-42C-8X15.875K5
SDCS-42C-8X16
SDCS-42C-8X16K5
SDCS-42C-8X16K6
SDCS-42C-8X17
SDCS-42C-8X17K5
SDCS-42C-8X17K6
SDCS-42C-8X18
SDCS-42C-8X18K6
SDCS-42C-8X18K7
SDCS-42C-8X18K8
SDCS-42C-8X19
SDCS-42C-8X19K6
SDCS-42C-8X19K7
SDCS-42C-8X19K8
SDCS-42C-9K3X9
SDCS-42C-9K3X9K3
SDCS-42C-9K3X9.525
SDCS-42C-9K3X9.525K2
SDCS-42C-9K3X9.525K3
SDCS-42C-9K3X9.525K4
SDCS-42C-9K3X10
SDCS-42C-9K3X10K3
SDCS-42C-9K3X10K4
SDCS-42C-9K3X11
SDCS-42C-9K3X11K4
SDCS-42C-9K3X12
SDCS-42C-9K3X12K4
SDCS-42C-9K3X12K5
SDCS-42C-9K3X12.7
SDCS-42C-9K3X12.7K5
SDCS-42C-9K3X14
SDCS-42C-9K3X14K5
SDCS-42C-9K3X15
SDCS-42C-9K3X15K5
SDCS-42C-9K3X15K6
SDCS-42C-9K3X15.875
SDCS-42C-9K3X15.875K5
SDCS-42C-9K3X16
SDCS-42C-9K3X16K5
SDCS-42C-9K3X16K6
SDCS-42C-9K3X17
SDCS-42C-9K3X17K5
SDCS-42C-9K3X17K6
SDCS-42C-9K3X18
SDCS-42C-9K3X18K6
SDCS-42C-9K3X18K7
SDCS-42C-9K3X18K8
SDCS-42C-9K3X19
SDCS-42C-9K3X19K6
SDCS-42C-9K3X19K7
SDCS-42C-9K3X19K8
SDCS-42C-9X9
SDCS-42C-9X9K3
SDCS-42C-9X9.525
SDCS-42C-9X9.525K2
SDCS-42C-9X9.525K3
SDCS-42C-9X9.525K4
SDCS-42C-9X10
SDCS-42C-9X10K3
SDCS-42C-9X10K4
SDCS-42C-9X11
SDCS-42C-9X11K4
SDCS-42C-9X12
SDCS-42C-9X12K4

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)	Application	Rated torque range (N•m)	Features	Allowable Misalignment	Max. Rotational Speed Range (r/min)	Body Material	Rated Torque (N•m)	Allowable Angular Misalignment (deg)	Allowable Lateral Misalignment (mm)	Product Category	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)
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	8	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K2	2	1
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	8	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K3	3	1.4
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	8	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	9	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	-	-	-	K3	3	1.4
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	9.525	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	-	-	-	K2	2	1
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	9.525	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K3	3	1.4
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	9.525	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	10	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	10	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K3	3	1.4
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	10	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	11	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	11	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	12	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	12	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	12	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	12.7	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	12.7	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	14	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	14	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	15	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	15	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
SGD 52.07	1 Piece(s)	10 Day(s) or more	10	8	15	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	15.875	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	16	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	8	16	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
SGD 52.07	1 Piece(s)	10 Day(s) or more	10	8	16	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	17	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	-	-	-	K5	5	2.3
SGD 52.07	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	18	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 52.07	1 Piece(s)	10 Day(s) or more	10	8	18	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
SGD 52.07	1 Piece(s)	10 Day(s) or more	10	8	18	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K7	7	3
SGD 52.07	1 Piece(s)	10 Day(s) or more	10	8	18	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K8	8	3.3
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	8	19	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 52.07	1 Piece(s)	10 Day(s) or more	10	8	19	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K6	6	2.8
SGD 52.07	1 Piece(s)	10 Day(s) or more	10	8	19	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K7	7	3
SGD 52.07	1 Piece(s)	10 Day(s) or more	10	8	19	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K8	8	3.3
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K3	3	1.4
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K2	2	1
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K3	3	1.4
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K4	4	1.8
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K3	3	1.4
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K4	4	1.8
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K4	4	1.8
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K4	4	1.8
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
SGD 54.32	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K6	6	2.8
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
SGD 54.32	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K6	6	2.8
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 53.19	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K5	5	2.3
SGD 54.32	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K6	6	2.8
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 54.32	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K6	6	2.8
SGD 54.32	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K7	7	3
SGD 54.32	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K8	8	3.3
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	K3	3	1.4	-	-	-
SGD 54.32	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K6	6	2.8
SGD 54.32	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K7	7	3
SGD 54.32	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	With Keyway	K3	3	1.4	K8	8	3.3
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	9	9	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	-	-	-	K3	3	1.4
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	9	9.525	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	6	6	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small / Heat Resistant	Angular Misalignment / Eccentricity / Axial Misalignment	4001~10000	Aluminum	6	1	0	Coupling body	-	8000	Aluminum	±0.2	3.4X10^-5	One Side Key Way	-	-	-	K2	2	1
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	9	9.525	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K3	3	1.4
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	9	9.525	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	9	10	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	9	10	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K3	3	1.4
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	9	10	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	9	11	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	9	11	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8
SGD 48.68	1 Piece(s)	9 Day(s) or more	10	9	12	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	No Keyway	-	-	-	-	-	-
SGD 50.94	1 Piece(s)	10 Day(s) or more	10	9	12	42.5	31.4	Servo Motor / Stepping Motor	5.01~10.00	High accuracy / Backlash 0 / Small	Angular Misalignment / Axial Misalignment	4001~10000	Aluminum	6	1	-	Coupling body	-	8000	[Others] Others	0.2	3.4X10^-5	One Side Key Way	-	-	-	K4	4	1.8

Basic Information

Type	Disc Type	Disc Material	Stainless Steel	Operating Temperature Range(°C)	-50::200

Configure

51,266 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

32

35

40

45

50
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

32

35

40

45

50
Clear
Outer Diameter D(Ø)
16

19

22.2

26.6

31.8

39

42.5

47

54

64

80

94.5

104.5
Clear
Full length L(mm)
11.9

14

14.7

15.6

17.5

17.6

18

20

21

22.2

23

24.5

25

26

26.2

27

28.3

29.5

31

31.4

31.5

31.7

32.6

33

33.5

35.6

36.1

38.5

39

39.7

40

42

42.2

44.2

44.7

44.8

45.5

46

50

51.3

52

55.5

56.2

58

58.5

60.5

63.7

71

74

75.6

82.5

85

89.5

89.9

90.5

98

98.5

102.5
Clear
Application
- Servo Motor
- Stepping Motor
- Encoder
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

50.01~100.00

100～Less than 500
Clear
Features
Standard (Do not input)

High accuracy

Backlash 0

Small

Heat Resistant

Clean circumstance

Vacuum Environment
Clear
Allowable Misalignment
- Angular Misalignment
- Eccentricity
- Axial Misalignment
Clear
Max. Rotational Speed Range(r/min)
4001~10000

10001~78000
Clear
Body Material
- Aluminum
- Aluminum
Clear
Rated Torque(N•m)
0.5

0.9

1.1

1.5

3

5

6

10

22

31

75

150

220
Clear
Allowable Angular Misalignment(deg)
1

1.5

2

3
Clear
Allowable Lateral Misalignment(mm)
0

0.12

0.15

0.2

0.3

0.4

0.5

0.7

0.8
Clear
Product Category
- Coupling body
Clear
Allowable Lateral Misalignment Range(mm)
0.02~0.2

0.21~0.40

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

6500

7000

7500

8000

8500

9000

10000

12000

14000

16000
Clear
Buffer Material
- Aluminum
- Others
  - Others
Clear
With or without Keyway
- Both key grooves
- Both sides keyway
- Key Seat Exist
- Key Seat Not Exist
- No Keyway
- One Side Key Seat
- One Side Key Way
- With Keyway
Clear
d1 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10

K12

K14

K16

K18
Clear
d1keyway width b1(mm)
2

3

4

5

6

7

8

9

10

12

14

16

18
Clear
d1Keyway height t1(mm)
1

1.4

1.8

2.3

2.8

3

3.3

3.8

4.3

4.4
Clear
d2 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10

K12

K14

K16

K18
Clear
d2 keyway width b2(mm)
2

3

4

5

6

7

8

9

10

12

14

16

18
Clear
d2 keyway height t2(mm)
1

1.4

1.8

2.3

2.8

3

3.3

3.8

4.3

4.4
Clear
type
- SDA
- SDA-22
- SDA-22C
- SDA-26
- SDA-26C
- SDA-31
- SDA-31C
- SDA-39C
- SDA-64
- SDA-64C
- SDA-80C
- SDAA-42
- SDAA-42C
- SDAA-47
- SDAA-47C
- SDAA-54
- SDAA-54C
- SDAB-42
- SDAB-42C
- SDAB-47
- SDAB-47C
- SDAB-54
- SDAB-54C
- SDCS-42C
- SDCS-47C
- SDCS-54C
- SDS-16
- SDS-19
- SDS-22
- SDS-26
- SDS-31
- SDS-42
- SDS-47
- SDS-54
- SDS-64
- SDW-100C
- SDW-80C
- SDW-90C
- SDWA-16
- SDWA-16C
- SDWA-19
- SDWA-19C
- SDWA-22
- SDWA-22C
- SDWA-26
- SDWA-26C
- SDWA-31
- SDWA-31C
- SDWA-39C
- SDWA-42
- SDWA-42C
- SDWA-47
- SDWA-47C
- SDWA-54
- SDWA-54C
- SDWA-64
- SDWA-64C
- SDWB-16
- SDWB-16C
- SDWB-19
- SDWB-19C
- SDWB-22
- SDWB-22C
- SDWB-31
- SDWB-31C
- SDWB-42
- SDWB-42C
- SDWB-47
- SDWB-47C
- SDWB-54C
- SDWC-39C
- SDWC-42C
- SDWC-47C
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The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Disc Type Coupling (SD Series) (Part Numbers)

Basic Information

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Specification/Dimensions

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

Shaft Hole Dia.(Already processed) d2(Ø)

Outer Diameter D(Ø)

Full length L(mm)

Application

Rated torque range(N•m)

Features

Allowable Misalignment

Max. Rotational Speed Range(r/min)

Body Material

Rated Torque(N•m)

Allowable Angular Misalignment(deg)

Allowable Lateral Misalignment(mm)

Product Category

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)

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CAD

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