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Disc Type Coupling (SD Series) (Part Numbers)

[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
SDA-31-8K3X9
SDA-31-8K3X9K3
SDA-31-8K3X9.525
SDA-31-8K3X9.525K2
SDA-31-8K3X9.525K3
SDA-31-8K3X9.525K4
SDA-31-8K3X10
SDA-31-8K3X10K3
SDA-31-8K3X10K4
SDA-31-8K3X11
SDA-31-8K3X11K4
SDA-31-8K3X12
SDA-31-8K3X12K4
SDA-31-8K3X12K5
SDA-31-8K3X12.7
SDA-31-8K3X12.7K5
SDA-31-8K3X14
SDA-31-8K3X14K5
SDA-31-8K3X15
SDA-31-8K3X15K5
SDA-31-8K3X15K6
SDA-31-8K4X8
SDA-31-8K4X8K2
SDA-31-8K4X8K3
SDA-31-8K4X8K4
SDA-31-8K4X9
SDA-31-8K4X9K3
SDA-31-8K4X9.525
SDA-31-8K4X9.525K2
SDA-31-8K4X9.525K3
SDA-31-8K4X9.525K4
SDA-31-8K4X10
SDA-31-8K4X10K3
SDA-31-8K4X10K4
SDA-31-8K4X11
SDA-31-8K4X11K4
SDA-31-8K4X12
SDA-31-8K4X12K4
SDA-31-8K4X12K5
SDA-31-8K4X12.7
SDA-31-8K4X12.7K5
SDA-31-8K4X14
SDA-31-8K4X14K5
SDA-31-8K4X15
SDA-31-8K4X15K5
SDA-31-8K4X15K6
SDA-31-8X8
SDA-31-8X8K2
SDA-31-8X8K3
SDA-31-8X8K4
SDA-31-8X9
SDA-31-8X9K3
SDA-31-8X9.525
SDA-31-8X9.525K2
SDA-31-8X9.525K3
SDA-31-8X9.525K4
SDA-31-8X10
SDA-31-8X10K3
SDA-31-8X10K4
SDA-31-8X11
SDA-31-8X11K4
SDA-31-8X12
SDA-31-8X12K4
SDA-31-8X12K5
SDA-31-8X12.7
SDA-31-8X12.7K5
SDA-31-8X14
SDA-31-8X14K5
SDA-31-8X15
SDA-31-8X15K5
SDA-31-8X15K6
SDA-31-9K3X9
SDA-31-9K3X9K3
SDA-31-9K3X9.525
SDA-31-9K3X9.525K2
SDA-31-9K3X9.525K3
SDA-31-9K3X9.525K4
SDA-31-9K3X10
SDA-31-9K3X10K3
SDA-31-9K3X10K4
SDA-31-9K3X11
SDA-31-9K3X11K4
SDA-31-9K3X12
SDA-31-9K3X12K4
SDA-31-9K3X12K5
SDA-31-9K3X12.7
SDA-31-9K3X12.7K5
SDA-31-9K3X14
SDA-31-9K3X14K5
SDA-31-9K3X15

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	Max. Rotational Speed Range (r/min)	Rated Torque (N•m)	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 136.71	1 Piece(s)	10 Day(s) or more	10	8	9	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K3	3	1.4
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	9.525	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K2	2	1
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	9.525	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K3	3	1.4
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	9.525	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	10	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	10	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K3	3	1.4
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	10	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	11	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	11	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	12	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	12	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K4	4	1.8
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	12	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K5	5	2.3
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	12.7	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	12.7	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K5	5	2.3
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	14	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	14	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K5	5	2.3
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	15	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	15	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K5	5	2.3
MYR 149.38	1 Piece(s)	10 Day(s) or more	10	8	15	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K3	3	1.4	K6	6	2.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	8	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K4	4	1.8	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	8	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K2	2	1
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	8	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K3	3	1.4
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	8	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	9	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K4	4	1.8	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K4	4	1.8	K3	3	1.4
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	9.525	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K4	4	1.8	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K4	4	1.8	K2	2	1
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	9.525	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K3	3	1.4
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	9.525	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	10	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K4	4	1.8	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	10	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K3	3	1.4
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	10	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	11	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K4	4	1.8	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	11	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	12	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K4	4	1.8	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	12	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K4	4	1.8
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	12	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K5	5	2.3
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	12.7	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K4	4	1.8	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	12.7	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K5	5	2.3
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	14	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K4	4	1.8	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	14	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K5	5	2.3
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	15	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	K4	4	1.8	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	8	15	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K5	5	2.3
MYR 149.38	1 Piece(s)	10 Day(s) or more	10	8	15	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	Keyway on both sides	K4	4	1.8	K6	6	2.8
MYR 128.28	1 Piece(s)	9 Day(s) or more	10	8	8	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	No keyway	-	-	-	-	-	-
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	8	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K2	2	1
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	8	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K3	3	1.4
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	8	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K4	4	1.8
MYR 128.28	1 Piece(s)	9 Day(s) or more	10	8	9	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	No keyway	-	-	-	-	-	-
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	-	-	-	K3	3	1.4
MYR 128.28	1 Piece(s)	9 Day(s) or more	10	8	9.525	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	No keyway	-	-	-	-	-	-
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	-	-	-	K2	2	1
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	9.525	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K3	3	1.4
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	9.525	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K4	4	1.8
MYR 128.28	1 Piece(s)	9 Day(s) or more	10	8	10	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	No keyway	-	-	-	-	-	-
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	10	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K3	3	1.4
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	10	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K4	4	1.8
MYR 128.28	1 Piece(s)	9 Day(s) or more	10	8	11	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	No keyway	-	-	-	-	-	-
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	11	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K4	4	1.8
MYR 128.28	1 Piece(s)	9 Day(s) or more	10	8	12	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	No keyway	-	-	-	-	-	-
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	12	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	12	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K5	5	2.3
MYR 128.28	1 Piece(s)	9 Day(s) or more	10	8	12.7	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	No keyway	-	-	-	-	-	-
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	12.7	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K5	5	2.3
MYR 128.28	1 Piece(s)	9 Day(s) or more	10	8	14	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	No keyway	-	-	-	-	-	-
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	14	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K5	5	2.3
MYR 128.28	1 Piece(s)	9 Day(s) or more	10	8	15	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	No keyway	-	-	-	-	-	-
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	8	15	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K5	5	2.3
MYR 140.94	1 Piece(s)	10 Day(s) or more	10	8	15	31.8	36	Servo Motor / Stepping Motor	1.01~3.00	High accuracy / Backlash 0 / Small	-	3	0.4	0.21~0.40	9000	[Others] Others	0.4	5.5X10^-6	One Side Keyway	-	-	-	K6	6	2.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K3	3	1.4
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K2	2	1
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K3	3	1.4
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K3	3	1.4
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K4	4	1.8
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K4	4	1.8
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K5	5	2.3
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K5	5	2.3
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-
MYR 145.15	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	With keyway	K3	3	1.4	K5	5	2.3
MYR 136.71	1 Piece(s)	10 Day(s) or more	10	5	5	31.8	36	Servo Motor / Stepping Motor / Encoder	1.01~3.00	Standard (Do not input) / Backlash 0 / Small / Clean circumstance / Vacuum Environment	-	3	0.4	0.21~0.40	9000	Aluminum	±0.4	5.5X10^-6	One Side Keyway	K3	3	1.4	-	-	-

Basic Information

Type	Disc Type	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Body Material	Aluminum
Allowable Angular Misalignment(deg)	3	Product Category	Coupling body	Disc Material	Stainless Steel
Operating Temperature Range(°C)	-50::200

Configure

3,189 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)
22.2

26.6

31.8

64
Clear
Full length L(mm)
28.2

31.5

36

89.5
Clear
Application
- Servo Motor
- Stepping Motor
- Encoder
Clear
Rated torque range(N•m)
1.01~3.00

20.01~50.00
Clear
Features
Standard (Do not input)

High accuracy

Backlash 0

Small

Heat Resistant

Clean circumstance

Vacuum Environment
Clear
Max. Rotational Speed Range(r/min)
4001~10000
Clear
Rated Torque(N•m)
1.1

1.5

3

31
Clear
Allowable Lateral Misalignment(mm)
0.4

0.5
Clear
Allowable Lateral Misalignment Range(mm)
0.21~0.40

0.41~1.0
Clear
Max. Rotational Speed(r/min)
7000

9000

10000

12000
Clear
Buffer Material
- Aluminum
- Others
  - Others
Clear
With or without Keyway
- Keyway on both sides
- No keyway
- One Side Keyway
- 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
- SDA
- SDA-22
- SDA-26
- SDA-31
- SDA-64
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

4 Day(s) or Less

9 Day(s) or Less

10 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 Type Coupling (SD Series) (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)

Application

Rated torque range(N•m)

Features

Max. Rotational Speed Range(r/min)

Rated Torque(N•m)

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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