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Rigid Shaft Couplings（Feature：High Torque）

Technical Information【FLEXIBLE SHAFT COUPLINGS】

6 items

: 30; 45; 60

Days to Ship	All Same day 8 Days or Less 9 Days or Less 10 Days or Less 11 Days or Less 12 Days or Less 15 Days or Less 30 Days or Less 32 Days or Less

XRP rigid couplings

NBK

•Application : Encoder, Servo Motor, Stepping Motor
•Feature : High Torque, High Torsional Rigidity, No Backlash
For complete product overview and details on XRP rigid couplings see the sections below:

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Rigid Coupling Series, AR Type, Made of Aluminum Alloy

Nihon Miniature Coupling

•Application : Standard
•Body Material : Aluminum
•Feature : High Torque, High Torsional Rigidity, No Backlash, Small
For complete product overview and details on Rigid Coupling Series, AR Type, Made of Aluminum Alloy see the sections below:

Volume Discount

CAD ：

2D
Days to Ship: 8 Days or more
Couplings - Keyless, N Couplings

MISUMI

Thrust Load Handling Couplings.

Volume Discount

Lead Time Reduction

METRIC

inCAD Components

CAD ：

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

Show Stock Products
MRG Rigid Coupling

NBK

•Application : Servo Motor, Stepping Motor
•Body Material : 303 Stainless Steel, A2017
•Feature : High Torque, High Torsional Rigidity, No Backlash
For complete product overview and details on MRG Rigid Coupling see the sections below:

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
MLR Rigid Coupling

NBK

•Application : Servo Motor, Stepping Motor
•Body Material : 303 Stainless Steel, A2017
•Feature : High Torque, High Torsional Rigidity, No Backlash
For complete product overview and details on MLR Rigid Coupling see the sections below:

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Rigid Coupling Series, ARC Type, Made of Aluminum Alloy

Nihon Miniature Coupling

•Application : Standard
•Body Material : Aluminum
•Feature : High Torque, High Torsional Rigidity, No Backlash, Small
For complete product overview and details on Rigid Coupling Series, ARC Type, Made of Aluminum Alloy see the sections below:

Volume Discount

CAD ：

2D
Days to Ship: 10 Days 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:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	10 Days or more


Brand
Product Series
CAD
Days to Ship
Specifications
Allowable Misalignment
Application
Allowable Torque Range(N・m)
For Shaft Size D1(mm)
For Shaft Size D2(mm)
Outer Dia. A(φ)
Overall Length W(mm)
Max. Rotational Speed Range(r/min)
Feature
Body Material
Allowable Torque(N・m)
Max. Rotational Speed(r/min)
Allowable Lateral Misalignment Range(mm)

			Lead Time Reduction
Brand	NBK	Nihon Miniature Coupling	MISUMI	NBK	NBK	Nihon Miniature Coupling
Product Series	XRP rigid couplings	Rigid Coupling Series, AR Type, Made of Aluminum Alloy	Couplings - Keyless, N Couplings	MRG Rigid Coupling	MLR Rigid Coupling	Rigid Coupling Series, ARC Type, Made of Aluminum Alloy
CAD	2D / 3D	2D	2D / 3D	2D / 3D	2D / 3D	2D
Days to Ship	8 Days or more	8 Days or more	Same day or more Show Stock Products	8 Days or more	8 Days or more	10 Days or more
Specifications			METRIC inCAD Components
Allowable Misalignment	-	-	None	-	-	-
Application	Servo Motor / Stepping Motor / Encoder	Standard	Standard / Servo Motor	Servo Motor / Stepping Motor	Servo Motor / Stepping Motor	Standard
Allowable Torque Range(N・m)	0.05~1.00 ～ 3.01~5.00	0.05~1.00	5.01~10.00 ～ 50.01~100.00	0.05~1.00 ～ 20.01~50.00	0.05~1.00 ～ 5.01~10.00	0.05~1.00
For Shaft Size D1(mm)	5 ～ 15	3	6 ～ 35	3 ～ 32	5 ～ 15	6
For Shaft Size D2(mm)	5 ～ 15	3	-	3 ～ 32	5 ～ 15	6
Outer Dia. A(φ)	16 ～ 39	16	13 ～ 51	16 ～ 65	16 ～ 32	16
Overall Length W(mm)	20 ～ 48	16	21.5 ～ 71	16 ～ 65	22 ～ 40	16
Max. Rotational Speed Range(r/min)	10001~78000	4001~10000	-	4001~10000 ～ 10001~78000	10001~78000	4001~10000
Feature	High Torque ～ No Backlash	High Torque ～ Small	High Torque ～ No Backlash	High Torque ～ No Backlash	High Torque ～ No Backlash	High Torque ～ Small
Body Material	-	Aluminum	Steel	Aluminum ～ Stainless Steel	Aluminum ～ Stainless Steel	Aluminum
Allowable Torque(N・m)	0.6 ～ 4.7	0.5	7.8 ～ 206	0.3 ～ 35	0.3 ～ 10	0.5
Max. Rotational Speed(r/min)	16000 ～ 39000	10000	-	9000 ～ 39000	19000 ～ 39000	5000
Allowable Lateral Misalignment Range(mm)	-	-	-	-	-	-

Configure

Stock

- Show Stock Products
Clear

Specification/Dimensions

Allowable Misalignment
- None
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
Clear

Metric / Inch
- metric
Clear

For Shaft Size D1(mm)
3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

35
Drawing

Clear

For Shaft Size D2(mm)
3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32
Drawing

Clear

Outer Dia. A(φ)
13

15

16

18.5

19

20

21

24

24.6

25

26

28.5

30

32

32.5

34

35

38.5

39

40

45

50

51

65
Drawing

Clear

Overall Length W(mm)
16

20

21.5

21.9

22

23

24

25

25.5

26

27.4

30

31

32

36

39.5

40

41

43

44

45

47

48

50

52

53

54

55

57

65

71
Drawing

Clear

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

4001~10000

10001~78000
Clear

Feature
High Torque

High Torsional Rigidity

Low Moment of Inertia

No Backlash

Small
Clear

Body Material
Aluminum

Stainless Steel

Steel
Clear

Allowable Torque(N・m)
0.3

0.5

0.6

0.999

1

1.4

1.999

2

2.3

2.5

2.8

3

4

4.5

4.7

6

7

7.8

8.8

9.8

10

11.8

15.7

19.6

20

25

35

37.3

41.2

49

54.9

60.8

68.6

75.5

88.2

103

123

157

177

206
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)
4000

4800

5000

6100

7600

9000

9500

10000

12000

15000

16000

18000

19000

24000

25000

26000

31000

33000

39000
Clear