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NBK Flexible Shaft Couplings（Allowable Torque Range：1.01~3.00）

Type

With Slit
Disc Type
Oldham Type
Jaw Type
Bellows Type
Others

24 items

: 30; 45; 60

Flexible Couplings - For servomotor.

NBK

Spider type flexible couplings, for servomotor. It has a separator that absorbs vibrations. Zero backlash. Excellent flexibility. 4 types of spacer hardnesses are selected depending on use, torque and misalignment.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Slotted type, MST/MSTS series.

NBK

Flexible grooved type couplings, MST/MSTS series. Ideal for stepper and general purpose motors, not ideal for servo motors. Zero backlash. High torque. High torsional stiffness. Allow moderate misalignment.

Volume Discount

CAD ：

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

Show Stock Products
Flexible Couplings - Disc, high torsional stiffness, XBS-C/XBSS-C series.

NBK

Flexible disc couplings, high torsional rigidity. Zero backlash. Selectable stainless steel or duraluminium material.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 11 Days or more
Flexible Couplings - With rubber separator.

NBK

Flexible couplings with rubber separator. High vibration absorption. For high torque. Zero Backlash. Optimized for actuators.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more

Show Stock Products
Flexible Couplings - Bellows type, MFB/MFBS series.

NBK

Flexible bellows type couplings, MFB/MFBS series. The MFB series is aluminum and the MFBS series is stainless steel. Zero Backlash.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Single disc, clamp-on, XHS/XHW/XHW-L series.

NBK

Flexible couplings with single disc, clamped clamping, XHS series. High torque, zero backlash. Short model is flexible. Ideal for servo motors with a maximum instantaneous torque of 350%. Standard Type: XHW, Long Type: XHW-L, Short Type: XHS.

Volume Discount
Days to Ship: 11 Days or more
Flexible Couplings - Oldham Type, MOR series.

NBK

Oldham type flexible couplings, MOR series. Large permissible misalignment. The force generated by the eccentric reaction is small, thus reducing the load on the shaft.

Volume Discount
Days to Ship: 8 Days or more

Show Stock Products
Flexible Couplings - Disc type, clamp-on type, XBW/XBWS series.

NBK

Flexible disc couplings with clamping type, series XBW/XBWS. It features high torque, torsional stiffness and high response. Optimal for XY surface actuators/assemblies and precision tables.

Volume Discount

CAD ：

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

Show Stock Products
Flexible Couplings - Oldham Type, selectable clamping type, MOS series.

NBK

Oldham type flexible couplings, with clamping or clamping type of fastening. This model allows a high level of misalignment.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - With disc, clamping type, XHW/XHW-L series.

NBK

Flexible couplings with disc, clamp-on type XHW/XHW-L series. Ideal for servo motors with a maximum instantaneous torque of 350%. For high torque and high torsional stiffness.

Volume Discount
Days to Ship: 8 Days or more
Flexible Couplings - Oldham Type, selectable clamping type, MOL series.

NBK

Oldham type flexible couplings, with clamping or clamping type of fastening. This model allows a high level of misalignment. Compact design.

Volume Discount

CAD ：

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

Show Stock Products
Flexible Couplings - Disc, MHS-C series.

NBK

Flexible disc couplings, MHS-C series. Allow zero backlash. Stainless steel model allows some eccentricity and deflection. Optimal applications for XY tables and conveying equipment.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 11 Days or more
Flexible Couplings - Slotted type, stainless steel.

NBK

Stainless steel grooved type flexible couplings. They feature zero backlash. The design is compact. Ideal for equipment transfer applications, XY platforms, etc.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Disc, clamp-on type, MDS-C series.

NBK

Flexible disc couplings, clamping type, MDS-C series. Features high torsional rigidity, high torque and zero backlash. Compact design and short overall length. Stainless steel disc allows for eccentricity and deflection.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 11 Days or more

Show Stock Products
Flexible Couplings - Oldham type, with PEEK resin material separator.

NBK

Oldham type flexible couplings with PEEK resin material separator. Ideal for use in clean rooms. Excellent heat resistance and chemical resistance. Allows misalignment and deflection. Applications: for semiconductor manufacturing.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 11 Days or more
Flexible Couplings - Crosshead type, clamp-on type.

NBK

Flexible crosshead type couplings, clamped by clamping. High torsional rigidity. Low eccentric force reaction and minimum backlash.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 11 Days or more
Flexible Couplings - Double disc type.

NBK

Double disc flexible couplings. With high torsional stiffness. Ideal for XY actuators.

Volume Discount

CAD ：

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

Show Stock Products
Flexible Couplings - Slotted type, MSX series.

NBK

Flexible grooved type couplings, MSX series. High torsional rigidity and zero backlash. Ideal for servomotors.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Slotted type, XSTS/XWSS series.

NBK

Flexible grooved type couplings, XSTS/XWSS series. They can be used in environments where chemical resistance is required, such as: semiconductor production.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 16 Days or more
Flexible Couplings - With rubber spacer with high damping capacity, XGT2-C/XGL2-C/XGS2-C series.

NBK

High damping capacity rubber-type standard coupling.
[Features]
· High-damping flexible coupling surpassing XGT, XGL and XGS.
· Aluminum hubs on both ends are molded with vibration-proof rubber in a completely integrated structure.
· Optimum design of damping and rigidity achieves higher servo motor gain, shortening settling time.
· Effective in suppressing speed irregularities during stepping motor drive.
· Suppresses residual vibration upon positioning and contributes to improved productivity and quality.
· Superior heat resistance, oil resistance and chemical resistance.
[Applications]
· Semiconductor manufacturing machinery, mounting machinery, machine tools, packaging machinery, etc.

Volume Discount
Days to Ship: 8 Days or more
Flexible Couplings - Oldham type, clamp-on type, serrated spacer.

NBK

Oldham type flexible couplings, clamp-on type. The torque is transmitted through the toothed spacer. It has excellent flexibility.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Oldham (Vespel) type, clamp-on type.

NBK

Oldham type flexible couplings (Vespel), clamped. Ideal for clean rooms. Excellent electrical, chemical and temperature resistance.

Volume Discount
Days to Ship: 11 Days or more
Flexible Couplings - Double disc type, MHW series.

NBK

Double disc type flexible couplings, MHW series. Zero backlash. Stainless steel model allows eccentricity and deflection.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 11 Days or more
Flexible Couplings - Slotted type, MSXP-C series.

NBK

Flexible grooved type couplings, series MSXP-C. They have excellent electrical and chemical resistance. Ideal for use in clean rooms. The body material is made of PEEK resin.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 11 Days or more

Days to Ship:	8 Days or more

Days to Ship:	Same day or more

Days to Ship:	11 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	11 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:	Same day or more

Days to Ship:	11 Days or more

Days to Ship:	8 Days or more

Days to Ship:	11 Days or more

Days to Ship:	11 Days or more

Days to Ship:	11 Days or more

Days to Ship:	Same day or more

Days to Ship:	8 Days or more

Days to Ship:	16 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	11 Days or more

Days to Ship:	11 Days or more

Days to Ship:	11 Days or more


Brand
Product Series
CAD
Days to Ship
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	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK	NBK
Product Series	Flexible Couplings - For servomotor.	Flexible Couplings - Slotted type, MST/MSTS series.	Flexible Couplings - Disc, high torsional stiffness, XBS-C/XBSS-C series.	Flexible Couplings - With rubber separator.	Flexible Couplings - Bellows type, MFB/MFBS series.	Flexible Couplings - Single disc, clamp-on, XHS/XHW/XHW-L series.	Flexible Couplings - Oldham Type, MOR series.	Flexible Couplings - Disc type, clamp-on type, XBW/XBWS series.	Flexible Couplings - Oldham Type, selectable clamping type, MOS series.	Flexible Couplings - With disc, clamping type, XHW/XHW-L series.	Flexible Couplings - Oldham Type, selectable clamping type, MOL series.	Flexible Couplings - Disc, MHS-C series.	Flexible Couplings - Slotted type, stainless steel.	Flexible Couplings - Disc, clamp-on type, MDS-C series.	Flexible Couplings - Oldham type, with PEEK resin material separator.	Flexible Couplings - Crosshead type, clamp-on type.	Flexible Couplings - Double disc type.	Flexible Couplings - Slotted type, MSX series.	Flexible Couplings - Slotted type, XSTS/XWSS series.	Flexible Couplings - With rubber spacer with high damping capacity, XGT2-C/XGL2-C/XGS2-C series.	Flexible Couplings - Oldham type, clamp-on type, serrated spacer.	Flexible Couplings - Oldham (Vespel) type, clamp-on type.	Flexible Couplings - Double disc type, MHW series.	Flexible Couplings - Slotted type, MSXP-C series.
CAD	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D			2D / 3D	2D / 3D		2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D		2D / 3D		2D / 3D	2D / 3D
Days to Ship	8 Days or more	Same day or more Show Stock Products	11 Days or more	8 Days or more Show Stock Products	8 Days or more	11 Days or more	8 Days or more Show Stock Products	Same day or more Show Stock Products	8 Days or more	8 Days or more	Same day or more Show Stock Products	11 Days or more	8 Days or more	11 Days or more Show Stock Products	11 Days or more	11 Days or more	Same day or more Show Stock Products	8 Days or more	16 Days or more	8 Days or more	8 Days or more	11 Days or more	11 Days or more	11 Days or more
Type	Jaw Type	With Slit	Disc Type	Oldham Type	Bellows Type	Disc Type	Oldham Type	Disc Type	Oldham Type	Disc Type	Oldham Type	Disc Type	With Slit	Disc Type	Oldham Type	With Slit	Disc Type	With Slit	With Slit	Oldham Type	Oldham Type	Oldham Type	Disc Type	With Slit
Allowable Misalignment	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	-	Angular / Eccentricity	Angular / Eccentricity / Axial	Angular / Eccentricity	-	Angular / Eccentricity	Angular / Axial	Angular / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity	Angular / Eccentricity	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	-	Angular / Eccentricity	Angular / Eccentricity / Axial	Angular / Axial	Angular / Eccentricity / Axial
Application	Standard / Servo Motor / Stepping Motor	Standard / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor	Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Stepping Motor	Standard / Stepping Motor	Standard / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Stepping Motor	Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor	Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard	Standard / Stepping Motor	Standard / Stepping Motor	Standard
Allowable Torque Range(N•m)	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00	1.01~3.00
For Shaft Size D1(mm)	3 ～ 9.525	5 ～ 12	5 ～ 16	3 ～ 14	5 ～ 16	3 ～ 8	2 ～ 5	4 ～ 14	6.35 ～ 14	3 ～ 12	4 ～ 10	6 ～ 10	5 ～ 12	8 ～ 15	8 ～ 14	5 ～ 20	8 ～ 15	6 ～ 18	5 ～ 8	3 ～ 8	6 ～ 15	8 ～ 14	6 ～ 10	10 ～ 15
For Shaft Size D2(mm)	3 ～ 9.525	5 ～ 12	5 ～ 16	3 ～ 14	5 ～ 16	3 ～ 8	2 ～ 5	4 ～ 14	6.35 ～ 14	3 ～ 12	4 ～ 10	6 ～ 10	5 ～ 12	8 ～ 15	8 ～ 14	5 ～ 20	8 ～ 15	6 ～ 18	6 ～ 10	3 ～ 8	6 ～ 15	9 ～ 14	6 ～ 10	14 ～ 15
Outer Dia. A(Ø)	14 ～ 20	25	25 ～ 34	15 ～ 27	20 ～ 32	15 ～ 19	10 ～ 12	19 ～ 27	25 ～ 32	19 ～ 25	20 ～ 25	32	25	32	-	25 ～ 40	32	24 ～ 34	25	15 ～ 19	25 ～ 32	25.4 ～ 31.7	32	36
Overall Length W(mm)	22 ～ 30	31	23.6 ～ 26.2	23 ～ 34	33 ～ 42	15.8 ～ 19.4	10.2 ～ 16.5	25.5 ～ 32.2	27.2 ～ 33.3	25.7 ～ 32.2	23 ～ 39.2	32	25	29	27.2 ～ 33.3	27 ～ 40	40	25 ～ 35	25 ～ 31	20 ～ 30	41 ～ 48	27.2 ～ 33.3	40	35
Max. Rotational Speed Range(r/min)	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	10001~78000	1001~2000	10001~78000	10001~78000
Feature	High Torque ～ Vibration Insulation	High Torque ～ No Backlash	High Torque ～ No Backlash	High Torque ～ Vibration Insulation	No Backlash	High Torque ～ No Backlash	High Torque	High Torque ～ No Backlash	-	High Torque ～ No Backlash	-	No Backlash	High Torque ～ No Backlash	No Backlash	Clean Environment ～ Vacuum Environment	High Torque ～ Vibration Insulation	No Backlash	High Torque ～ No Backlash	Clean Environment ～ Vacuum Environment	High Torque ～ Vibration Insulation	Vibration Insulation	Clean Environment ～ Vibration Insulation	No Backlash	Clean Environment ～ Vacuum Environment
Body Material	Aluminum	Aluminum ～ Stainless Steel	Aluminum ～ Stainless Steel	Aluminum	Aluminum ～ Stainless Steel	Aluminum	Aluminum	Aluminum ～ Stainless Steel	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum ～ Stainless Steel	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	-	Aluminum	Alloy	Stainless Steel	Aluminum	Resin
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	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	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body
Allowable Torque(N•m)	1.2 ～ 3	2	1.1 ～ 2.5	1.1 ～ 2.3	1.3 ～ 3	1.2 ～ 3	1.6 ～ 2	1.2 ～ 2.6	1.2 ～ 2.8	1.5 ～ 3	1.2 ～ 2	2	2	2.5	1.2 ～ 2.8	1.2 ～ 6	2.5	1.5 ～ 3	2	1.6 ～ 2.2	1.5 ～ 3	1.2 ～ 2.2	2	1.5
Max. Rotational Speed(r/min)	31000 ～ 45000	25000	18000 ～ 25000	23000 ～ 42000	19000 ～ 31000	33000 ～ 42000	52000 ～ 63000	23000 ～ 33000	19000 ～ 25000	25000 ～ 33000	25000 ～ 31000	19000	25000	19000	19000 ～ 25000	15000 ～ 25000	19000	18000 ～ 26000	25000	33000 ～ 42000	19000 ～ 25000	900	19000	17000
Allowable Angular Misalignment(deg)	1	2	1	1.5	2	0.7 ～ 1	3	2	2	2	3	1	1	0.7	2	1	1.5	0.5	1 ～ 2	1.5	2	2	2	0.5
Allowable Lateral Misalignment Range(mm)	0.02~0.2	0.02~0.2	0.02~0.2	0.02~0.2	0.02~0.2	Less than 0.02 ～ 0.02~0.2	0.41~1.0	0.02~0.2	1.1~3.0	0.02~0.2	1.1~3.0	0.02~0.2	-	0.02~0.2	1.1~3.0	0.02~0.2	0.02~0.2	0.02~0.2	0.02~0.2	0.02~0.2	0.02~0.2	1.1~3.0	0.02~0.2	0.02~0.2
Allowable Lateral Misalignment(mm)	-	0.15	0.02	0.15	0.15 ～ 0.2	0.01 ～ 0.02	0.9 ～ 1	0.15 ～ 0.2	1.5 ～ 2	0.12 ～ 0.15	1.5 ～ 2	0.02	-	0.02	1.5 ～ 2	0.2	0.15	0.05	0.15	0.15	0.2	1.5 ～ 2	0.15	0.05
Buffer Part Material	Polyurethane	-	-	Others	-	-	Polyacetal	-	Polyacetal	-	Polyacetal	-	-	-	PEEK	-	-	-	-	Fluororubber	Polyurethane	Vespel	-	-
Disc Part Material	-	-	Stainless Steel	-	-	Stainless Steel	-	Stainless Steel	-	Stainless Steel	-	Stainless Steel	-	Stainless Steel	-	-	Stainless Steel	-	-	-	-	-	Stainless Steel	-
Bellows Part Material	-	-	-	-	Stainless Steel / Phosphor Bronze	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
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
Clear

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Days to Ship

All

Same day

5 Days or Less

6 Days or Less

8 Days or Less

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14 Days or Less
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