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SAKAI MANUFACTURING Flexible Shaft Couplings（Features：Low Moment of Inertia）

Type

Slit
Disc
Oldham
Jaw
Bellows
Others
Vibration Damping Rubber Type

6 items

: 30; 45; 60

Precision Shaft Fitting, Leaf Spring Type LAS-C Series

SAKAI MANUFACTURING

Non-backlash structure with excellent control response

[Features]
· Suitable for control responsiveness and accuracy improvement, through synergistic effect of high rigidity and double bolt clap specification, and non-back side structure.

CAD ：: 2D / 3D

Standard Price:	SGD 43.79-
Days to Ship:	4 Day(s) or more

Precision Axial Fitting-Spring Type, TAS-C Series

SAKAI MANUFACTURING

Single leaf spring type high rigidity, lightweight type

[Features]
· Single leaf spring type in pursuit of improved of accuracy and control responsiveness, through rigid and lightweight body.

CAD ：: 2D / 3D

Standard Price:	SGD 94.92-
Days to Ship:	10 Day(s) or more

Precision Shaft Fitting Leaf Spring Type LAD-C Series

SAKAI MANUFACTURING

Non-backlash structure enables highly accurate rotational transmission

[Features]
· Excellent flexibility, highly accurate rotational transmission through synergistic effect of double bolt clamp specification and non-backlash structure.

CAD ：: 2D / 3D

Standard Price:	SGD 48.25-
Days to Ship:	4 Day(s) or more

Precision Shaft Fitting, Leaf Spring Type LCD-B Series

SAKAI MANUFACTURING

Streamlined body with low inertia specification

[Features]
· Streamlined body with low inertia specification.
· Excellent flexibility, with high accuracy rotation possible.

CAD ：: 2D / 3D

Standard Price:	SGD 125.83-
Days to Ship:	4 Day(s) or more

Precision Shaft Fitting, Leaf Spring Type, LCS-B Series

SAKAI MANUFACTURING

Streamlined body with low inertia and high rigidity specification

[Features]
· Streamlined body with low inertia and high rigidity specification.
· Suitable for improving control response.

CAD ：: 2D / 3D

Standard Price:	SGD 100.93-
Days to Ship:	10 Day(s) or more

Precision Axial Fitting Plate-Spring Type, TAD-C Series

SAKAI MANUFACTURING

Lightweight super Duralumin, high rigidity type.

[Features]
· Lightweight super Duralumin, improving torque transmission with high rigidity body, and original leaf spring for both performance up and cost down.

CAD ：: 2D / 3D

Standard Price:	SGD 115.98-
Days to Ship:	10 Day(s) or more


Brand
Product Series
CAD
Days to Ship
Type
Shaft Bore Dia. (machined) D1(Ø)
Shaft Bore Dia. (machined) D2(Ø)
Outer Dia. A(Ø)
Overall Length W(mm)
Application
Allowable Torque Range(N•m)
Features
Allowable Misalignment
Max. Rotational Speed Range(r/min)
Body Material
Allowable 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
Disc Material
Bellows Material


Brand	SAKAI MANUFACTURING	SAKAI MANUFACTURING	SAKAI MANUFACTURING	SAKAI MANUFACTURING	SAKAI MANUFACTURING	SAKAI MANUFACTURING
Product Series	Precision Shaft Fitting, Leaf Spring Type LAS-C Series	Precision Axial Fitting-Spring Type, TAS-C Series	Precision Shaft Fitting Leaf Spring Type LAD-C Series	Precision Shaft Fitting, Leaf Spring Type LCD-B Series	Precision Shaft Fitting, Leaf Spring Type, LCS-B Series	Precision Axial Fitting Plate-Spring Type, TAD-C Series
CAD	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D
Days to Ship	4 Day(s) or more	10 Day(s) or more	4 Day(s) or more	4 Day(s) or more	10 Day(s) or more	10 Day(s) or more
Type	Disc	Disc	Disc	Disc	Disc	Disc
Shaft Bore Dia. (machined) D1(Ø)	3 ～ 24	10 ～ 25	3 ～ 24	10 ～ 40	10 ～ 40	10 ～ 25
Shaft Bore Dia. (machined) D2(Ø)	3 ～ 24	12 ～ 35	3 ～ 24	10 ～ 40	10 ～ 40	12 ～ 32
Outer Dia. A(Ø)	12 ～ 48	48 ～ 65	12 ～ 48	45 ～ 100	45 ～ 100	48 ～ 65
Overall Length W(mm)	12.4 ～ 38.6	41.8 ～ 54.5	15.8 ～ 52	52 ～ 109	38.6 ～ 82	56.5 ～ 72
Application	Standard / Servo Motor / Stepping Motor / Encoder	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor / Encoder	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor
Allowable Torque Range(N•m)	0.05~1.00 ～ 10.01~20.00	20.01~50.00 ～ 50.01~100.00	0.05~1.00 ～ 10.01~20.00	10.01~20.00 ～ 100 < 500	10.01~20.00 ～ 100 < 500	20.01~50.00 ～ 50.01~100.00
Features	High Torsional Rigidity ～ Low Moment of Inertia	High Accuracy ～ Low Moment of Inertia	High Torsional Rigidity ～ Low Moment of Inertia	High Torque ～ Low Moment of Inertia	High Torque ～ Low Moment of Inertia	High Accuracy ～ Low Moment of Inertia
Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment
Max. Rotational Speed Range(r/min)	4001~10000	4001~10000	4001~10000	4001~10000	4001~10000	4001~10000
Body Material	Aluminum	Aluminum	Aluminum	Steel	Steel	Aluminum
Allowable Torque(N•m)	0.25 ～ 12	35 ～ 80	0.25 ～ 12	12 ～ 250	12 ～ 250	35 ～ 80
Allowable Angular Misalignment(deg)	0.5 ～ 1	1	0.5 ～ 1	1	1	1
Allowable Lateral Misalignment(mm)	0.01 ～ 0.02	0.02	0.03 ～ 0.23	0.23 ～ 0.47	0.02	0.26 ～ 0.31
Product Category	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body
Allowable Lateral Misalignment Range(mm)	0.02~0.2	0.02~0.2	0.02~0.2 ～ 0.21~0.40	0.21~0.40 ～ 0.41~1.0	0.02~0.2	0.21~0.40
Max. Rotational Speed(r/min)	10000	10000	10000	10000	10000	10000
Buffer Material	-	-	-	-	-	-
Disc Material	Stainless Steel	Stainless Steel	Stainless Steel	Stainless Steel	Stainless Steel	Stainless Steel
Bellows Material	-	-	-	-	-	-

Configure

Specification/Dimensions

Shaft Bore Dia. (machined) D1(Ø)
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

58

60

65

70

75

80

0635

09525
Drawing

Clear

Shaft Bore Dia. (machined) D2(Ø)
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

9.252

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

25.4

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

58

60

65

70

75

80
Drawing

Clear

Outer Dia. A(Ø)
6

6.4

8

9

9.5

10

12

12.7

13

13.5

14

14.5

15

15.5

16

16.1

16.5

16.6

16.8

17

17.5

18

19

19.1

19.5

20

21

22

22.2

24

24.5

25

25.4

25.5

26

26.2

26.6

27

27.3

28

28.6

29

30

31.7

31.8

32

33

33.3

34

34.4

35

36

38

38.1

39

39.5

40

41.0

41.3

42

42.5

43

44

44.5

45

46

47

48

49

50

50.8

53

53.6

54

54.5

55

56

57

58

60

63

64

65

66

68

69

69.9

70

73

75

79

79.5

80

81

82

83

85

87

88

90

93

94

94.5

95

99

100

102

104

104.5

105

112

117

118

120

125

126

138

140

143

144

150

152

160

161

168

170

178

185

190

194

200

210

214

225

246

262

276

308

346
Drawing

Clear

Overall Length W(mm)
5.1

7.3

8.4

9

9.4

9.6

10

10.2

10.5

11.2

11.4

11.8

11.9

12

12.35

12.4

12.7

13

13.5

14

14.2

14.4

14.5

14.6

14.7

14.9

15

15.5

15.6

15.7

15.8

15.9

16

16.2

16.5

16.6

16.7

17

17.4

17.5

17.6

17.8

18

18.1

18.4

18.5

18.7

18.8

19

19.1

19.2

19.35

19.4

19.6

19.7

19.8

20

20.2

20.4

20.5

21

21.2

21.3

21.4

21.5

21.6

22

22.1

22.2

22.5

22.9

23

23.05

23.1

23.15

23.2

23.3

23.4

23.5

23.6

24

24.1

24.2

24.4

24.5

24.9

25

25.4

25.45

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

28.3

28.4

28.5

28.6

28.8

29

29.5

29.8

30

30.2

30.4

30.5

31

31.2

31.4

31.5

31.6

31.7

31.8

32

32.2

32.3

32.5

32.6

32.7

32.8

33

33.3

33.5

33.8

34

34.1

34.3

34.4

34.5

35

35.6

36

36.1

36.5

36.8

37

37.2

37.4

37.5

37.8

38

38.1

38.2

38.5

38.6

39

39.2

39.4

39.5

39.7

40

40.5

41

41.3

41.8

42

42.2

43

43.2

43.4

43.5

43.6

44

44.2

44.5

44.7

44.8

45

45.2

45.5

46

46.6

47

47.6

48

48.4

49

49.2

49.4

49.7

50

50.2

50.6

50.8

51

51.2

51.3

52

52.8

53

53.4

53.6

54

54.1

54.3

54.4

54.5

54.6

55

55.5

56

56.2

56.5

56.6

57

58

58.2

58.5

58.6

59

59.7

59.8

59.9

60

60.4

60.5

61

61.2

62

63

63.4

63.5

63.6

63.7

63.8

64

64.8

65

65.6

66

66.6

66.8

67

67.1

67.5

68

68.3

68.5

68.6

68.7

68.8

69.5

69.6

69.8

70

70.5

70.6

70.7

71

71.2

72

72.4

73

73.3

74

74.4

74.8

75

75.6

76

76.2

77

77.6

77.8

78

78.8

79.5

79.8

80

80.8

81

82

82.5

82.6

83

83.6

84

84.7

85

85.2

85.5

85.6

86

88

89.3

89.5

89.6

89.8

89.9

90

90.5

90.8

91

92

93.6

94

95

95.6

96

97.2

98

98.5

98.6

99

99.2

99.6

100

100.2

101

101.6

102

102.5

104

104.4

105.8

106

107.6

108

109

110

111

112.8

113

114

115

115.6

117.6

118

118.4

118.8

119.6

120

120.8

121

123.6

124

125

126

127

129

129.6

131

136.4

137.6

138

140

141

144

144.2

146

147

150

150.6

153.0

154.6

156.4

160

164

164.6

170.6

176

178.4

182.8

192.4

193

200

208.8

209.2

216

217

218

223

238

241.2

249.4

260

286.8

290

307.0

335

337.2

377

391

421

607
Drawing

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 < 500

500 < 1000

1000 < 5000

5000 < 10000

10000 < 20000

20000 < 50000
Clear

Features
Clean Environment

Heat Resistant

High Accuracy

High Durability

High Torque

High Torsional Rigidity

Low Moment of Inertia

No Backlash

Small

Standard (Input Prohibited)

Unfinished Shaft Bore

Vacuum Environment

Vibration Insulation
Clear

Allowable Misalignment
- Not Provided
- Angular Misalignment
- Eccentricity
- Axial Misalignment
Larger Image

Clear

Max. Rotational Speed Range(r/min)
100~ 300

1001~2000

2001~4000

4001~10000

10001~78000

78001~
Clear

Body Material
- Stainless Steel
- Steel
- Aluminum
- Alloy
- Plastic
- Aluminum Alloy
Clear

Allowable Torque(N•m)
0.05

0.06

0.08

0.1

0.12

0.147

0.15

0.16

0.18

0.196

0.2

0.21

0.22

0.25

0.3

0.31

0.343

0.35

0.392

0.4

0.42

0.5

0.54

0.55

0.6

0.65

0.7

0.7845

0.8

0.84

0.9

1

1.1

1.2

1.275

1.3

1.4

1.5

1.6

1.7

1.76

1.8

1.961

2

2.1

2.2

2.3

2.4

2.452

2.5

2.6

2.8

3

3.2

3.3

3.4

3.432

3.5

3.6

3.67

3.8

3.923

4

4.2

4.4

4.5

4.7

4.8

4.9

5

5.4

5.5

5.6

6

6.2

6.3

6.4

6.6

6.8

6.865

6.9

7

7.4

7.5

8

8.4

9

9.4

9.6

9.8

9.807

9.81

10

11

11.2

11.6

12

12.5

12.6

13

13.1

13.5

14

14.7

15

15.4

16

17

17.4

17.65

17.652

18

19

19.7

20

21

22

23

24

24.5

25

26

27

28

29

29.42

30

31

32

33

34

34.3

35

36

37.3

37.5

38

39.227

40

41

42

44

44.13

45

46

48

49

49.033

50

51

52

53.9

54

56

60

61

65

66

67

68

70

71

72

75

76

78.5

79

80

84

85

89

90

92

95

96

98.067

100

107

108

110

114

117

118

120

121

123

130

132

135

137

140

150

151

157

160

170

176

176.52

180

188

190

194

196

198

200

210

215.746

220

226

239

245

250

258

260

265

270

294

300

310

314

320

325

352

370

380

400

441

450

490

510

525

530

580

588

600

637

650

800

810

883

900

980

1000

1120

1300

1370

2000

2100

3400

4000

5000

5400

7000

8000

10000

15000

20000
Calculation of the allowable torque (or the Safety Factor, etc.) differs depending on the manufacturer. For details, see the technical data provided by the relevant manufacturer.
Clear

Allowable Angular Misalignment(deg)
0.1

0.2

0.5

0.6

0.7

1

1.2

1.3

1.4

1.5

1.6

1.8

2

2.5

3

3.5

4

5

6

8

10

14
Clear

Allowable Lateral Misalignment(mm)
0

0.01

0.02

0.03

0.04

0.05

0.06

0.08

0.09

0.1

0.11

0.12

0.14

0.15

0.17

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

0.36

0.38

0.4

0.44

0.45

0.46

0.47

0.48

0.5

0.51

0.52

0.54

0.55

0.6

0.63

0.64

0.68

0.7

0.8

0.82

0.84

0.9

0.91

0.92

1

1.05

1.08

1.1

1.12

1.2

1.3

1.33

1.4

1.5

1.6

1.61

1.9

2

2.1

2.3

2.4

2.5

2.6

2.8

2.9

3

3.2

3.3

3.5

3.8

4

4.5

5

6

7

8

10

12
Clear

Product Category
- Coupling Main Body
- Maintenance Components
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

Max. Rotational Speed(r/min)
7,700

14,000

16,000

17,000

18,000

20,000

24,000

27,000

30,000

40,000

250

900

2000

2200

2400

2500

2550

2800

3000

3100

3200

3400

3500

3600

3750

3800

4000

4200

4300

4400

4500

4600

4700

4800

5000

5100

5200

5250

5500

5800

5900

6000

6100

6200

6500

6800

7000

7400

7500

7600

7700

7900

8000

8200

8400

8500

8700

9000

9200

9300

9400

9500

9600

9800

10000

11000

11900

12000

13000

14000

15000

15900

16000

17000

18000

19000

20000

21000

22000

23000

23800

24000

25000

26000

27000

30000

31000

32000

33000

34100

35000

37000

39000

42000

45000

48000

52000

63000

78000

100000
Clear

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

Disc Material
- Stainless Steel
- Polyimide
- Carbon Fiber
- Aluminum
- Glass Fiber Reinforced Resin
- Polyacetal
Clear

Bellows Material
- Stainless Steel
- Phosphor Bronze
- Others
Clear

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5 Day(s) or Less

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SAKAI MANUFACTURING Flexible Shaft Couplings（Features：Low Moment of Inertia）

Type

Configure

Specification/Dimensions

Shaft Bore Dia. (machined) D1(Ø)

Shaft Bore Dia. (machined) D2(Ø)

Outer Dia. A(Ø)

Overall Length W(mm)

Application

Allowable Torque Range(N•m)

Features

Allowable Misalignment

Max. Rotational Speed Range(r/min)

Body Material

Allowable 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

Disc Material

Bellows Material

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Days to Ship

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