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Jaw-Shaped Coupling - Clamping Type - [SJC, SJCA, and SJCB] (Part Numbers)

Brand-name products provided by MISUMI-VONA are offered based on customers' needs that selected from products of Asian manufacturers carefully. Please select an item according to the user's various usage scenes. 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
SJCA-40C-RD-10K3X16K6
SJCA-40C-RD-10K3X18
SJCA-40C-RD-10K3X18K6
SJCA-40C-RD-10K3X18K7
SJCA-40C-RD-10K3X18K8
SJCA-40C-RD-10K4X10
SJCA-40C-RD-10K4X10K3
SJCA-40C-RD-10K4X10K4
SJCA-40C-RD-10K4X11
SJCA-40C-RD-10K4X11K4
SJCA-40C-RD-10K4X12
SJCA-40C-RD-10K4X12K4
SJCA-40C-RD-10K4X12K5
SJCA-40C-RD-10K4X14
SJCA-40C-RD-10K4X14K5
SJCA-40C-RD-10K4X15
SJCA-40C-RD-10K4X15K5
SJCA-40C-RD-10K4X15K6
SJCA-40C-RD-10K4X16
SJCA-40C-RD-10K4X16K5
SJCA-40C-RD-10K4X16K6
SJCA-40C-RD-10K4X18
SJCA-40C-RD-10K4X18K6
SJCA-40C-RD-10K4X18K7
SJCA-40C-RD-10K4X18K8
SJCA-40C-RD-10X10
SJCA-40C-RD-10X10K3
SJCA-40C-RD-10X10K4
SJCA-40C-RD-10X11
SJCA-40C-RD-10X11K4
SJCA-40C-RD-10X12
SJCA-40C-RD-10X12K4
SJCA-40C-RD-10X12K5
SJCA-40C-RD-10X14
SJCA-40C-RD-10X14K5
SJCA-40C-RD-10X15
SJCA-40C-RD-10X15K5
SJCA-40C-RD-10X15K6
SJCA-40C-RD-10X16
SJCA-40C-RD-10X16K5
SJCA-40C-RD-10X16K6
SJCA-40C-RD-10X18
SJCA-40C-RD-10X18K6
SJCA-40C-RD-10X18K7
SJCA-40C-RD-10X18K8
SJCA-40C-RD-11K4X11
SJCA-40C-RD-11K4X11K4
SJCA-40C-RD-11K4X12
SJCA-40C-RD-11K4X12K4
SJCA-40C-RD-11K4X12K5
SJCA-40C-RD-11K4X14
SJCA-40C-RD-11K4X14K5
SJCA-40C-RD-11K4X15
SJCA-40C-RD-11K4X15K5
SJCA-40C-RD-11K4X15K6
SJCA-40C-RD-11K4X16
SJCA-40C-RD-11K4X16K5
SJCA-40C-RD-11K4X16K6
SJCA-40C-RD-11K4X18
SJCA-40C-RD-11K4X18K6
SJCA-40C-RD-11K4X18K7
SJCA-40C-RD-11K4X18K8
SJCA-40C-RD-11X11
SJCA-40C-RD-11X11K4
SJCA-40C-RD-11X12
SJCA-40C-RD-11X12K4
SJCA-40C-RD-11X12K5
SJCA-40C-RD-11X14
SJCA-40C-RD-11X14K5
SJCA-40C-RD-11X15
SJCA-40C-RD-11X15K5
SJCA-40C-RD-11X15K6
SJCA-40C-RD-11X16
SJCA-40C-RD-11X16K5
SJCA-40C-RD-11X16K6
SJCA-40C-RD-11X18
SJCA-40C-RD-11X18K6
SJCA-40C-RD-11X18K7
SJCA-40C-RD-11X18K8
SJCA-40C-RD-12K4X12
SJCA-40C-RD-12K4X12K4
SJCA-40C-RD-12K4X12K5
SJCA-40C-RD-12K4X14
SJCA-40C-RD-12K4X14K5
SJCA-40C-RD-12K4X15
SJCA-40C-RD-12K4X15K5
SJCA-40C-RD-12K4X15K6
SJCA-40C-RD-12K4X16
SJCA-40C-RD-12K4X16K5
SJCA-40C-RD-12K4X16K6

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 Lateral Misalignment (mm)	Max. Rotational Speed (r/min)	Buffer Material	Disc Material	Operating Temperature Range (°C)	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 149.97	1 Piece(s)	9 Day(s) or more	10	10	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K3	3	1.4	K6	6	2.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K3	3	1.4	-	-	-
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K3	3	1.4	K6	6	2.8
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K3	3	1.4	K7	7	3
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K3	3	1.4	K8	8	3.3
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	10	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	10	10	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K3	3	1.4
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	10	10	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K4	4	1.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	11	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	10	11	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K4	4	1.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	10	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K4	4	1.8
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	10	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	10	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	10	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	10	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	10	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	10	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K7	7	3
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K8	8	3.3
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	10	10	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	10	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K3	3	1.4
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	10	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	10	11	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	11	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	10	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	10	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	10	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	10	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	10	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	10	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	10	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	10	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	11	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	11	11	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K4	4	1.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	11	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K4	4	1.8
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	11	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	11	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	11	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	11	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	11	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	11	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	11	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	11	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K7	7	3
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	11	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K8	8	3.3
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	11	11	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	11	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	11	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K4	4	1.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	11	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	11	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	11	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	11	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	11	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K5	5	2.3
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	11	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 128.38	1 Piece(s)	8 Day(s) or more	10	11	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	No Keyway	-	-	-	-	-	-
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	11	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K6	6	2.8
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	11	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K7	7	3
MYR 141.32	1 Piece(s)	9 Day(s) or more	10	11	18	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	-	-	-	K8	8	3.3
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	12	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	12	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K4	4	1.8
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	12	12	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	12	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	12	14	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	12	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	12	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	12	15	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K6	6	2.8
MYR 136.99	1 Piece(s)	9 Day(s) or more	10	12	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	One Side Key Way	K4	4	1.8	-	-	-
MYR 145.64	1 Piece(s)	9 Day(s) or more	10	12	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K5	5	2.3
MYR 149.97	1 Piece(s)	9 Day(s) or more	10	12	16	40	55	10.01~20.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	17	0.04	8500	[Others] Polyester Elastomer	Aluminum	-20～120	-0.5～+1.2	3.1X10^-5	Both sides keyway	K4	4	1.8	K6	6	2.8

Basic Information

Type	Jaw Type	Application	Servo Motor	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment
Body Material	Aluminum	Allowable Angular Misalignment(deg)	1	Product Category	Coupling body
Allowable Lateral Misalignment Range(mm)	0.02~0.2

Configure

1,690 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

9.525

10

11

12

14

15

16

18

19

20

22

24

25

26

28

30

32

35

40

45

50

60
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
3

4

4.5

5

6

6.35

7

8

9.525

10

11

12

14

15

16

18

19

20

22

24

25

26

28

30

32

35

40

45

50

60
Clear
Outer Diameter D(Ø)
14

20

25

30

40

55

65

80

104
Clear
Full length L(mm)
22

30

31.3

35.3

44.7

55

66

78.3

90.3

114.2

140.2
Clear
Features
High torsional rigidity

Backlash 0

Vibration Absorption

Small
Clear
Max. Rotational Speed Range(r/min)
2001~4000

4001~10000

10001~78000
Clear
Rated Torque(N•m)
1.2

2

3

5

7.5

9

10

12.5

17

35

60

95

160

190

300

320

600
Clear
Allowable Lateral Misalignment(mm)
0.03

0.04

0.05

0.06

0.07

0.08

0.09

0.1

0.15
Clear
Max. Rotational Speed(r/min)
3500

4500

5500

6500

8500

10000

13000

15000

22000
Clear
Buffer Material
- Polyacetal
- Polyurethane
  - Polyurethane Elastomer
- Others
  - Polyester Elastomer
Clear
Disc Material
- Aluminum
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

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
- SJC-100C
- SJC-14C
- SJC-20C
- SJC-25C
- SJC-55C
- SJC-65C
- SJC-80C
- SJCA-30C
- SJCA-40C
- SJCB-30C
- SJCB-40C
Clear
Rated torque range(N•m)
1.01~3.00

3.01~5.00

5.01~10.00

10.01~20.00

20.01~50.00

50.01~100.00

100～Less than 500

500～Less than 1000
Clear
CAD
- 2D
Clear

Days to Ship

All

4 Day(s) or Less

6 Day(s) or Less

7 Day(s) or Less

8 Day(s) or Less

9 Day(s) or Less

10 Day(s) or Less

11 Day(s) or Less

12 Day(s) or Less

14 Day(s) or Less

15 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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Jaw-Shaped Coupling - Clamping Type - [SJC, SJCA, and SJCB] (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)

Features

Max. Rotational Speed Range(r/min)

Rated Torque(N•m)

Allowable Lateral Misalignment(mm)

Max. Rotational Speed(r/min)

Buffer Material

Disc 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

Rated torque range(N•m)

CAD

Days to Ship

Specify Alterations

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