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Flexible Shaft Couplings（Feature：High Accuracy）

Type

With Slit
Disc Type
Oldham Type
Jaw Type
Bellows Type
Others

11 items

: 30; 45; 60

Flexible Couplings - Leaf spring type, TCD-B series.

Sakai Manufacturing

Flexible leaf spring type couplings, series TCD-B. Torque capacity is enhanced by the leaf spring system. High precision, high torque achieved with a zero backlash structure.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 19 Days or more
Flexible Couplings - Star Flex, ALS-R series.

Miki Pulley

Flexible spider type couplings, model Star flex series ALS-R. It has a polyurethane elastomer used in the coupling separator. It has excellent anti vibration and shock absorption.

Volume Discount

CAD ：

2D
Days to Ship: 8 Days or more
Flexible Couplings - Servo Flex.

Miki Pulley

Uses lightweight, high-strength aluminum alloy for clamp hub. Extremely high torsional rigidity supporting high responsiveness.

Volume Discount

CAD ：

2D / 3D
Days to Ship: Same day or more

Show Stock Products
Flexible Couplings - Disc type, high positioning accuracy.

MISUMI

Most Suitable especially for Use for High-Presicion required Devices and in Clean Environment.

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Oldham Type, MJ series.

Mighty

Oldham type flexible couplings, MJ series. Absorption of a maximum eccentricity of 7 mm. Torque 0.06Nm～37.5Nm. Excellent electrical resistance, non-magnetic, non-lubricated. Clamping method by oppressor.

Volume Discount
Days to Ship: 8 Days or more
Flexible Couplings - Servo Flex, SFS series.

Miki Pulley

Flexible Servo Flex couplings SFS series. Torsional stiffness is extremely high, super position control is possible. Since all power transmission is transmitted by friction coupling, there is no backlash.

Volume Discount

CAD ：

2D
Days to Ship: 8 Days or more
Flexible Couplings - Oldham Type, MJC series.

Mighty

Oldham type flexible couplings, MJC series. Absorption of a maximum eccentricity of 7 mm. Torque 0.06Nm～37.5Nm. Excellent electrical resistance, non-magnetic, no lubrication. Clamping method by clamping.

Volume Discount
Days to Ship: 8 Days or more
Flexible Couplings - Double disc.

ISEL

Double disc flexible couplings. It has a selectable range for shaft diameters from 12 to 48 mm. Torsional stiffness is high due to the effectiveness of the disc.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 41 Days or more
Flexible Couplings - Leaf spring type, TAS-C series.

Sakai Manufacturing

Flexible leaf spring type couplings, TAS-C series. A single leaf spring provides high stiffness and the lightweight coupling body pursues improved accuracy and response.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 14 Days or more
Flexible Couplings - Leaf spring type, TAD-C series.

Sakai Manufacturing

Flexible leaf spring type couplings, TAD-C series. Ultra-lightweight duraluminum. By improving torque transmission with lightweight duraluminum, rigid body and leaf spring, performance increases.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 14 Days or more
Flexible Couplings - Leaf spring type, TCS-B series.

Sakai Manufacturing

Flexible leaf spring type couplings, TCS-B series. High torsional stiffness. Response control is improved.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 19 Days or more

Days to Ship:	19 Days or more

Days to Ship:	8 Days or more

Days to Ship:	Same day or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	41 Days or more

Days to Ship:	14 Days or more

Days to Ship:	14 Days or more

Days to Ship:	19 Days or more


Brand
Product Series
CAD
Days to Ship
Specifications
Type
Allowable Misalignment
Application
Allowable Torque Range(N•m)
For Shaft Size D1(mm)
For Shaft Size D2(mm)
Outer Dia. A(Ø)
Overall Length W(mm)
Max. Rotational Speed Range(r/min)
Feature
Body Material
Category
Allowable Torque(N•m)
Max. Rotational Speed(r/min)
Allowable Angular Misalignment(deg)
Allowable Lateral Misalignment Range(mm)
Allowable Lateral Misalignment(mm)
Buffer Part Material
Disc Part Material
Bellows Part Material
For Shaft Size D1(inch)
For Shaft Size D2(inch)


Brand	Sakai Manufacturing	Miki Pulley	Miki Pulley	MISUMI	Mighty	Miki Pulley	Mighty	ISEL	Sakai Manufacturing	Sakai Manufacturing	Sakai Manufacturing
Product Series	Flexible Couplings - Leaf spring type, TCD-B series.	Flexible Couplings - Star Flex, ALS-R series.	Flexible Couplings - Servo Flex.	Flexible Couplings - Disc type, high positioning accuracy.	Flexible Couplings - Oldham Type, MJ series.	Flexible Couplings - Servo Flex, SFS series.	Flexible Couplings - Oldham Type, MJC series.	Flexible Couplings - Double disc.	Flexible Couplings - Leaf spring type, TAS-C series.	Flexible Couplings - Leaf spring type, TAD-C series.	Flexible Couplings - Leaf spring type, TCS-B series.
CAD	2D / 3D	2D	2D / 3D	2D / 3D		2D		2D / 3D	2D / 3D	2D / 3D	2D / 3D
Days to Ship	19 Days or more	8 Days or more	Same day or more Show Stock Products	8 Days or more	8 Days or more	8 Days or more	8 Days or more	41 Days or more	14 Days or more	14 Days or more	19 Days or more
Specifications				METRIC inCAD Components
Type	Disc Type	Jaw Type	Disc Type	Disc Type	Oldham Type	Disc Type	Oldham Type	Disc Type	Disc Type	Disc Type	Disc Type
Allowable Misalignment	Angular / Eccentricity / Axial	None / Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	None / Angular / Eccentricity	Angular / Eccentricity / Axial	Angular / Eccentricity	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial
Application	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor / Encoder	Servo Motor / Stepping Motor / Encoder	Servo Motor	Standard / Servo Motor / Stepping Motor / Encoder	Servo Motor	Standard / Servo Motor / Stepping Motor / Encoder	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor
Allowable Torque Range(N•m)	50.01~100.00 ～ 100~less than 500	0.05~1.00 ～ 500~less than 1000	0.05~1.00 ～ 100~less than 500	1.01~3.00 ～ 20.01~50.00	0.05~1.00 ～ 20.01~50.00	10.01~20.00 ～ 500~less than 1000	1.01~3.00 ～ 20.01~50.00	50.01~100.00 ～ 100~less than 500	20.01~50.00 ～ 50.01~100.00	20.01~50.00 ～ 50.01~100.00	50.01~100.00 ～ 100~less than 500
For Shaft Size D1(mm)	14 ～ 40	3 ～ 60	3 ～ 45	4 ～ 25	2 ～ 56	8 ～ 40	3 ～ 30	12 ～ 35	10 ～ 25	10 ～ 25	14 ～ 40
For Shaft Size D2(mm)	14 ～ 55	3 ～ 60	3 ～ 45	4 ～ 25	2 ～ 30	8 ～ 55	3 ～ 30	14 ～ 42	12 ～ 35	12 ～ 32	14 ～ 55
Outer Dia. A(Ø)	65 ～ 100	14 ～ 105	12 ～ 104	21 ～ 54.5	6.4 ～ 118	56 ～ 144	19.1 ～ 57	65 ～ 87	48 ～ 65	48 ～ 65	65 ～ 100
Overall Length W(mm)	66 ～ 99	22 ～ 140	15.7 ～ 101.6	24.5 ～ 55	5.1 ～ 77.8	45 ～ 170.6	22 ～ 77.8	-	41.8 ～ 54.5	56.5 ～ 72	54.5 ～ 81
Max. Rotational Speed Range(r/min)	4001~10000	4001~10000 ～ 10001~78000	4001~10000	4001~10000	-	2001~4000 ～ 10001~78000	-	4001~10000	4001~10000	4001~10000	4001~10000
Feature	High Accuracy ～ High Torque	High Accuracy ～ Vibration Insulation	High Accuracy ～ Small	Clean Environment ～ No Backlash	High Accuracy ～ Vibration Insulation	High Accuracy ～ Unfinished Shaft Bore	High Accuracy ～ Vibration Insulation	High Accuracy ～ No Backlash	High Accuracy ～ Low Moment of Inertia	High Accuracy ～ Low Moment of Inertia	High Accuracy ～ High Torque
Body Material	Steel	Aluminum	Aluminum	Aluminum	Alloy ～ Aluminum	Steel	Aluminum	Steel	Aluminum	Aluminum	Steel
Category	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	-	Coupling Main Body	-	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body
Allowable Torque(N•m)	80 ～ 320	0.31 ～ 525	0.25 ～ 250	1.2 ～ 25	0.06 ～ 37.5	20 ～ 800	1.7 ～ 37.5	60 ～ 250	35 ～ 80	35 ～ 80	80 ～ 320
Max. Rotational Speed(r/min)	10000	4500 ～ 34100	10000	10000	-	3800 ～ 25000	-	6000 ～ 8000	10000	10000	10000
Allowable Angular Misalignment(deg)	1	1	0.5 ～ 2	1 ～ 1.5	1	1 ～ 2	1	0.6	1	1	1
Allowable Lateral Misalignment Range(mm)	0.02~0.2 ～ 0.21~0.40	0.02~0.2	0.02~0.2 ～ 0.41~1.0	0.02~0.2 ～ 0.21~0.40	0.41~1.0 ～ 5.1~100	0.02~0.2 ～ 0.41~1.0	1.1~3.0 ～ 5.1~100	0.02~0.2	0.02~0.2	0.21~0.40	0.02~0.2
Allowable Lateral Misalignment(mm)	0.2 ～ 0.31	0.1 ～ 0.15	0.02 ～ 0.55	0.1 ～ 0.25	0.8 ～ 7	0.2 ～ 0.9	2.4 ～ 7	0.2	0.02	0.26 ～ 0.31	0.02
Buffer Part Material	-	Polyurethane	-	-	Polyacetal / Nylon / PEEK / Others	-	Polyacetal	-	-	-	-
Disc Part Material	Stainless Steel	-	Stainless Steel	Stainless Steel	-	Stainless Steel	-	Stainless Steel	Stainless Steel	Stainless Steel	Stainless Steel
Bellows Part Material	-	-	-	-	-	-	-	-	-	-	-
For Shaft Size D1(inch)	-	-	-	-	-	-	-	-	-	-	-
For Shaft Size D2(inch)	-	-	-	-	-	-	-	-	-	-	-

Configure

Stock

- Show Stock Products
Clear

Specification/Dimensions

Allowable Misalignment
- None
- Angular
- Eccentricity
- Axial
Larger Image

Clear

Application
- Standard
- Servo Motor
- Stepping Motor
- Encoder
Clear

Allowable Torque Range(N•m)
0.05~1.00

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

1000~less than 5000
Clear

Metric / Inch
- metric
Clear

For Shaft Size D1(mm)
0-Pilot Bore

1

1.5

2

2.5

3

3.17

3.2

4

4.5

4.76

5

6

6.35

7

7.93

8

9

9.5

9.52

9.525

9.53

10

11

12

12.7

13

14

15

15.875

16

17

18

19

20

20.5

21

22

23

24

25

25.4

26

27

28

29

30

30.5

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62
Drawing

Clear

For Shaft Size D2(mm)
0-Pilot Bore

1

1.5

2

2.4

2.5

3

3.17

3.2

4

4.5

4.76

5

6

6.35

7

7.93

8

9

9.5

9.52

9.525

9.53

10

11

12

12.7

13

14

15

15.875

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62
Drawing

Clear

Outer Dia. A(Ø)
6

6.4

8

9

9.5

10

12

12.7

13

13.5

14

14.5

15

16

16.1

16.6

16.8

17

18

19

19.1

20

21

22

24

25

25.4

26

27

27.3

28

29

30

31.7

32

33.3

34

34.4

35

36

38

39

40

41.3

42

44

44.5

45

46

48

49

50

53.6

54

54.5

55

56

57

58

60

63

64

65

66

66.5

67

68

70

75

79

80

81

82

85

87

88

90

94

95

100

102

104

105

110

118

123

125

126

144

155
Drawing

Clear

Overall Length W(mm)
5.1

7.3

8.4

9

9.4

9.6

10

10.2

10.5

11.2

11.8

12.4

12.7

13.5

14

14.2

14.6

14.9

15

15.5

15.7

15.8

15.9

16

16.2

16.5

16.6

16.7

17.4

17.8

18

18.1

18.4

18.5

18.8

19

19.35

19.4

19.8

20

20.2

20.4

20.5

21

21.2

21.4

21.5

21.6

22

22.1

22.5

23

23.1

23.15

23.2

23.3

23.4

23.5

23.6

24

24.4

24.5

25

25.5

25.6

25.7

25.9

26

26.2

26.5

26.6

27

27.2

27.3

27.4

28

28.2

28.4

29

29.8

30

30.2

30.4

31

31.2

31.6

32

32.2

32.3

32.5

32.7

32.8

33

33.3

33.8

34

34.4

35

36

36.5

36.8

37.2

37.4

37.8

38

38.2

38.6

39

39.2

39.4

39.5

40

40.5

41

41.8

42

43.2

43.4

43.6

44

44.7

44.8

45

45.2

46

46.6

47

47.6

48

48.4

49.2

49.4

50

50.2

50.6

50.8

51

51.2

52

53

53.4

53.6

54

54.1

54.4

54.5

54.6

55

55.5

56

56.5

56.6

57

58

58.2

58.6

59

59.7

59.8

60

60.4

61

61.2

62

63.4

63.6

63.8

64.8

65

65.6

66

66.6

67

67.5

68

68.3

68.6

68.7

68.8

69

69.6

69.8

70

70.5

70.6

71

71.2

72

73

73.3

74

74.4

74.8

75

75.6

77

77.6

77.8

78

78.8

79

79.5

79.8

80

80.8

81

82

83

83.6

84

84.7

85.5

85.6

86

88

89.3

89.6

90

90.8

91

92

93

93.6

94

95

95.6

96

97

97.2

98

98.6

99

99.6

100

101.6

102

104.4

105.8

106

107

107.6

109

110

112.8

113

114

115.6

119.6

120

120.8

123.6

125

126

127

129.6

130

137.6

140

143

144

150

150.6

154

154.6

160

170.6
Drawing

Clear

Max. Rotational Speed Range(r/min)
1001~2000

2001~4000

4001~10000

10001~78000

78001~
Clear

Feature
Clean Environment

Heat Resistant

High Accuracy

High Durability

High Torque

High Torsional Rigidity

Low Moment of Inertia

No Backlash

Small

Unfinished Shaft Bore

Vacuum Environment

Vibration Insulation
Clear

Body Material
Alloy

Aluminum

Resin

Stainless Steel

Steel
Clear

Category
- Coupling Main Body
- Maintenace Parts
Clear

Allowable Torque(N•m)
0.05

0.06

0.08

0.1

0.12

0.147

0.15

0.196

0.2

0.21

0.25

0.3

0.31

0.343

0.35

0.39

0.392

0.4

0.42

0.5

0.54

0.59

0.6

0.65

0.7

0.7845

0.8

0.84

0.9

0.99

1

1.1

1.19

1.2

1.275

1.3

1.39

1.4

1.5

1.6

1.7

1.79

1.8

1.961

1.99

2

2.1

2.19

2.2

2.3

2.4

2.452

2.5

2.59

2.6

2.79

2.8

2.99

3

3.2

3.3

3.4

3.432

3.5

3.6

3.79

3.8

3.923

3.99

4

4.2

4.4

4.5

4.6

4.7

4.8

4.89

4.9

5

5.4

5.5

5.6

6

6.3

6.4

6.6

6.8

6.865

7

7.4

7.49

7.5

8

8.4

8.99

9

9.6

9.8

9.807

9.99

10

10.99

11

11.2

12

12.5

12.6

13.1

13.5

14

15

15.4

16

16.99

17

17.652

17.99

18

20

22

23

24

25

26

27

28

29

29.42

30

31

32

34

35

36

37.5

38

39.227

40

41

42

45

46

48

49.033

50

51

52

54

56

60

61

67

68

70

71

72

75

79

80

85

89

90

92

95

96

98.067

100

105

108

110

114

120

121

130

132

140

150

151

160

170

176.52

180

190

194

198

200

215.746

220

226

250

260

265

280

300

310

320

325

352

380

400

433

450

500

525

530

567

580

650

800

810

900

945

1060

1120

1350
Please refer to manufacturer's tech data. The calculaton method like safety factor for allowable torque differs depending on the manufacturers.
Clear

Max. Rotational Speed(r/min)
10,000

900

2000

3000

3500

3800

4000

4400

4500

4800

5000

5100

5200

5500

5800

5900

6000

6100

6200

6500

6800

7000

7400

7600

7900

8000

8700

9000

9500

9800

10000

11000

11900

12000

12500

13000

14000

15000

15900

16000

17000

18000

18200

19000

20000

21000

21700

22000

23000

23800

24000

25000

26000

31000

32000

33000

34100

37000

39000

40000

42000

43000

44100

45000

52000

53000

57000

60000

63000

65000

67000

78000

100000
Clear

Allowable Angular Misalignment(deg)
0.056

0.08

0.5

0.56

0.6

0.7

0.8

1

1.2

1.4

1.5

2

2.5

3

3.5
Clear

Allowable Lateral Misalignment Range(mm)
Less than 0.02

0.02~0.2

0.21~0.40

0.41~1.0

1.1~3.0

3.1~5.0

5.1~100
Clear

Allowable Lateral Misalignment(mm)
0.004(inch)

0.005(inch)

0.006(inch)

0.008(inch)

0.01

0.012(inch)

0.016(inch)

0.02

0.03

0.05

0.06

0.07

0.08

0.09

0.1

0.11

0.12

0.13

0.14

0.15

0.18

0.2

0.22

0.23

0.24

0.25

0.26

0.27

0.28

0.3

0.31

0.32

0.33

0.34

0.35

0.38

0.4

0.45

0.47

0.5

0.52

0.55

0.58

0.6

0.7

0.8

0.9

1

1.1

1.2

1.3

1.4

1.5

1.6

2

2.4

2.5

3

3.5

3.8

4

4.5

5

6

7
Clear

Buffer Part Material
- Carbon Reinforced Resin
- Polyacetal
- Polyurethane
- Nylon
- Vespel
- PEEK
- Aluminum Bronze
- Others
- Fluororubber
Clear

Disc Part Material
- Stainless Steel
- Polyimide
- Carbon Fiber
Clear

Bellows Part Material
- Stainless Steel
- Phosphor Bronze
Clear

For Shaft Size D1(inch)
1

1 1/2

1 1/4

1 1/8

1/2

1 2/3

1/3

1 3/4

1 3/7

1 3/8

1/4

1/5

1 5/8

1 7/8

1/8

2

2 1/4

2 1/8

2 3/8

3/4

3/7

3/8

3/16

5/8

5/16

7/8

7/16
Clear

For Shaft Size D2(inch)
1

1 1/2

1 1/4

1 1/8

1/2

1 2/3

1/3

1 3/4

1 3/7

1 3/8

1/4

1/5

1 5/8

1 7/8

1/8

2

2 1/4

2 1/8

2 3/8

3/4

3/7

3/8

3/16

5/8

5/16

7/8

7/16
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