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Jaw Coupling -Set Screw Type- [SJC-14-GR] (SJC-20-RD-4X4)

SUNGIL

Jaw type coupling with excellent backlash durability and high torsional rigidity.
[Features]
·No maintenance, no lubrication, elastic spider is Pitload's shock-reducing shaft coupling.
·Same forward/reverse rotation characteristics, good oil resistance and electrical insulation.
·Balancing is optimized by machining the inner diameter of the hub.
[Applications]
·Ideal for transmission equipment, position control/positioning tables, robot systems, medical equipment, and servo motors.

Part Number

Configured Part Number is shown.

SJC-20-RD-4X4

Product TOP

: 30; 45; 60

Part Number
SJC-20-RD-4X4

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	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	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 78.55	1 Piece(s)		10 Day(s) or more	10	4	4	20	30	3.01~5.00	High torsional rigidity / Backlash 0 / Vibration Absorption / Small	4001~10000	5	0.1	19000	[Others] Polyester Elastomer	-20～120	0.8	1.0X10^-6	No Keyway	-	-	-	-	-	-

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	Disc Material	Aluminum

Please check the type/dimensions/specifications of the part SJC-20-RD-4X4 in the Jaw Coupling -Set Screw Type- [SJC-14-GR] series.

Configure

1 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Features
High torsional rigidity

Backlash 0

Vibration Absorption

Small
Clear
d1 Keyway symbol
K3

K4

K5

K8

K10
Clear
d1keyway width b1(mm)
3

4

5

8

10
Clear
d1Keyway height t1(mm)
1.4

1.8

2.3

3.3
Clear
d2 Keyway symbol
K3

K4

K5

K10

K18
Clear
d2 keyway width b2(mm)
3

4

5

10

18
Clear
d2 keyway height t2(mm)
1.4

1.8

2.3

3.3

4.4
Clear
type
- SJC-100
- SJC-20
- SJC-25
- SJC-55
- SJCA-30
- SJCA-40
- SJCB-30
Clear
Shaft Hole Dia.(Already processed) d1(Ø)
4

6

8

10

11

12

15

25

30

35
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
4

6

10

12

14

15

30

60
Clear
Outer Diameter D(Ø)
20

25

30

40

55

104
Clear
Full length L(mm)
30

32.5

35

44

55

78

140
Clear
Rated torque range(N•m)
3.01~5.00

5.01~10.00

10.01~20.00

50.01~100.00

100～Less than 500
Clear
Max. Rotational Speed Range(r/min)
2001~4000

4001~10000
Clear
Rated Torque(N•m)
5

7.5

9

10

12.5

60

300
Clear
Allowable Lateral Misalignment(mm)
0.1

0.15
Clear
Max. Rotational Speed(r/min)
4000

7500

9600

13000

15000

19000
Clear
Buffer Material
- Polyacetal
- Polyurethane
  - Polyurethane Elastomer
- Others
  - Polyester Elastomer
Clear
With or without Keyway
- Both sides keyway
- No Keyway
- One Side Key Way
- With Keyway
Clear
CAD
- 2D
Clear

Days to Ship

All

4 Day(s) or Less

10 Day(s) or Less

13 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 .

Products like this...

Part Number
SJC-100-GR-25K8X60K18
SJC-100-GR-30K10X30K10
SJC-100-GR-35K10X60K18
SJC-25-RD-10K3X10K4
SJC-25-RD-10K4X10K3
SJC-25-RD-6K3X6K3

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	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 691.14	1 Piece(s)	13 Day(s) or more	10	25	60	104	140	100～Less than 500	High torsional rigidity / Backlash 0 / Vibration Absorption	2001~4000	300	0.15	4000	[Polyurethane] Polyurethane Elastomer	-30～90	20	4.8X10^-3	Both sides keyway	K8	8	3.3	K18	18	4.4
MYR 695.35	1 Piece(s)	10 Day(s) or more	10	30	30	104	140	100～Less than 500	High torsional rigidity / Backlash 0 / Vibration Absorption	2001~4000	300	0.15	4000	[Polyurethane] Polyurethane Elastomer	-30～90	20	4.8X10^-3	Both sides keyway	K10	10	3.3	K10	10	3.3
MYR 618.08	1 Piece(s)	10 Day(s) or more	10	35	60	104	140	100～Less than 500	High torsional rigidity / Backlash 0 / Vibration Absorption	2001~4000	300	0.15	4000	[Polyurethane] Polyurethane Elastomer	-30～90	20	4.8X10^-3	Both sides keyway	K10	10	3.3	K18	18	4.4
MYR 111.29	1 Piece(s)	10 Day(s) or more	10	10	10	25	32.5	5.01~10.00	High torsional rigidity / Backlash 0 / Small / Vibration Absorption	4001~10000	9	0.1	15000	[Others] Polyester Elastomer	-20～120	10	2.4X10^-6	Both sides keyway	K3	3	1.4	K4	4	1.8
MYR 101.17	1 Piece(s)	10 Day(s) or more	10	10	10	25	32.5	5.01~10.00	High torsional rigidity / Backlash 0 / Small / Vibration Absorption	4001~10000	9	0.1	15000	[Others] Polyester Elastomer	-20～120	10	2.4X10^-6	Both sides keyway	K4	4	1.8	K3	3	1.4
MYR 101.17	1 Piece(s)	10 Day(s) or more	10	6	6	25	32.5	5.01~10.00	High torsional rigidity / Backlash 0 / Small / Vibration Absorption	4001~10000	9	0.1	15000	[Others] Polyester Elastomer	-20～120	10	2.4X10^-6	Both sides keyway	K3	3	1.4	K3	3	1.4

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Jaw Coupling -Set Screw Type- [SJC-14-GR] (SJC-20-RD-4X4)

Basic Information

Configure

Specification/Dimensions

Features

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

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)

Max. Rotational Speed Range(r/min)

Rated Torque(N•m)

Allowable Lateral Misalignment(mm)

Max. Rotational Speed(r/min)

Buffer Material

With or without Keyway

CAD