MRG Rigid Coupling

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Volume Discount

Standard

[Features]
· A rigid type coupling.
· Lightweight with a minimal moment of inertia.
· High responsiveness.
· 2 kinds available: aluminum alloy / all stainless steel type.
· Three tightening types are available: Set screw type / Clamping type / Split type
· We had added sizes with outer diameters of between ø40 and ø65.

Stock

Part Number

Once your search is narrowed to one product,
the corresponding part number is displayed here.

Data to be displayed: 30; 45; 60

Part Number
MRG-50-19-19
MRG-50-19-20
MRG-50-19-25
MRG-50-19-BT-21-BT
MRG-50-19-BT-22-BT
MRG-50-19-BT-23-BT
MRG-50-19-BT-24-BT
MRG-50-20-20
MRG-50-20-25
MRG-50-20-BT-21-BT
MRG-50-20-BT-22-BT
MRG-50-20-BT-23-BT
MRG-50-20-BT-24-BT
MRG-50-20-KT-20-KT
MRG-50-21-BT-21-BT
MRG-50-21-BT-22-BT
MRG-50-21-BT-23-BT
MRG-50-21-BT-24-BT
MRG-50-21-BT-25-BT
MRG-50-22-BT-22-BT
MRG-50-22-BT-23-BT
MRG-50-22-BT-24-BT
MRG-50-22-BT-25-BT
MRG-50-22-BT-KT-22-BT-KT
MRG-50-23-BT-23-BT
MRG-50-23-BT-24-BT
MRG-50-23-BT-25-BT
MRG-50-24-BT-24-BT
MRG-50-24-BT-25-BT
MRG-50-24-BT-KT-24-BT-KT
MRG-50-25-25
MRG-50-25-KT-25-KT
MRG-50C-19-19
MRG-50C-19-20
MRG-50C-19-BT-21-BT
MRG-50C-19-BT-24-BT
MRG-50C-19-KT-19-KT
MRG-50C-20-20
MRG-50C-20-BT-21-BT
MRG-50C-20-BT-22-BT
MRG-50C-20-BT-24-BT
MRG-50C-20-KT-20-KT
MRG-50C-21-BT-21-BT
MRG-50C-21-BT-22-BT
MRG-50C-21-BT-23-BT
MRG-50C-21-BT-24-BT
MRG-50C-22-BT-22-BT
MRG-50C-22-BT-23-BT
MRG-50C-22-BT-24-BT
MRG-50C-22-BT-KT-22-BT-KT
MRG-50C-23-BT-23-BT
MRG-50C-23-BT-24-BT
MRG-50C-24-BT-24-BT
MRG-50C-24-BT-KT-24-BT-KT
MRG-50W-19-19
MRG-50W-19-20
MRG-50W-20-20
MRG-65-28-28
MRG-65-28-30
MRG-65-28-32

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	RoHS	Allowable Torque Range (N•m)	Shaft Bore Dia. (machined) D1 (Ø)	Shaft Bore Dia. (machined) D2 (Ø)	Outer Diameter (Ø)	Overall Length (mm)	Maximum Range of Rotation Number (r/min)	Body Material	Allowable Torque (Nm)	Max. Rotational Speed (r/min)	Moment of Inertia (kg･m²)	Structure	Additional Work	Keyway
85.43 €	1	9 Days	10	20.01 to 50.00	19	19	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Standard Shaft Bore	NA
85.43 €	1	9 Days	10	20.01 to 50.00	19	20	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Standard Shaft Bore	NA
85.43 €	1	9 Days	10	20.01 to 50.00	19	25	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Standard Shaft Bore	NA
144.63 €	1	9 Days	10	20.01 to 50.00	19	21	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	19	22	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	19	23	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	19	24	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
85.43 €	1	9 Days	10	20.01 to 50.00	20	20	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Standard Shaft Bore	NA
85.43 €	1	9 Days	10	20.01 to 50.00	20	25	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Standard Shaft Bore	NA
144.63 €	1	9 Days	10	20.01 to 50.00	20	21	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	20	22	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	20	23	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	20	24	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
114.50 €	1	9 Days	10	20.01 to 50.00	20	20	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Standard Shaft Bore	Both Sides
144.63 €	1	9 Days	10	20.01 to 50.00	21	21	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	21	22	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	21	23	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	21	24	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	21	25	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	22	22	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	22	23	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	22	24	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	22	25	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
121.99 €	1	9 Days	10	20.01 to 50.00	22	22	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	Both Sides
144.63 €	1	9 Days	10	20.01 to 50.00	23	23	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	23	24	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	23	25	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	24	24	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
144.63 €	1	9 Days	10	20.01 to 50.00	24	25	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	NA
121.99 €	1	9 Days	10	20.01 to 50.00	24	24	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Additional Work Shaft Hole	Both Sides
85.43 €	1	9 Days	10	20.01 to 50.00	25	25	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Standard Shaft Bore	NA
114.50 €	1	9 Days	10	20.01 to 50.00	25	25	50	53	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	8.4×10^-5	Set Screw Type	Standard Shaft Bore	Both Sides
90.43 €	1	9 Days	10	20.01 to 50.00	19	19	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Standard Shaft Bore	NA
90.43 €	1	6 Days	10	20.01 to 50.00	19	20	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Standard Shaft Bore	NA
149.78 €	1	9 Days	10	20.01 to 50.00	19	21	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	19	24	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
119.65 €	1	6 Days	10	20.01 to 50.00	19	19	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Standard Shaft Bore	Both Sides
90.43 €	1	9 Days	10	20.01 to 50.00	20	20	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Standard Shaft Bore	NA
149.78 €	1	9 Days	10	20.01 to 50.00	20	21	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	20	22	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	20	24	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
119.65 €	1	9 Days	10	20.01 to 50.00	20	20	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Standard Shaft Bore	Both Sides
149.78 €	1	9 Days	10	20.01 to 50.00	21	21	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	21	22	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	21	23	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	21	24	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	22	22	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	22	23	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
133.42 € 68.04 €	1	Same day Stock	10	20.01 to 50.00	22	24	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
125.58 €	1	9 Days	10	20.01 to 50.00	22	22	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	Both Sides
149.78 €	1	9 Days	10	20.01 to 50.00	23	23	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	23	24	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
149.78 €	1	9 Days	10	20.01 to 50.00	24	24	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	NA
125.58 €	1	9 Days	10	20.01 to 50.00	24	24	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.5×10^-5	Clamping Type	Additional Work Shaft Hole	Both Sides
151.79 €	1	6 Days	10	20.01 to 50.00	19	19	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.1×10^-5	Split type	Standard Shaft Bore	NA
151.79 €	1	9 Days	10	20.01 to 50.00	19	20	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.1×10^-5	Split type	Standard Shaft Bore	NA
151.79 €	1	6 Days	10	20.01 to 50.00	20	20	50	50	10,001 to 78,000	[Aluminum] EN AW-2017 Equiv.	25	12000	7.1×10^-5	Split type	Standard Shaft Bore	NA
111.76 €	1	9 Days	10	20.01 to 50.00	28	28	65	65	4,001 to 10,000	[Aluminum] EN AW-2017 Equiv.	35	9000	2.9×10^-4	Set Screw Type	Standard Shaft Bore	NA
111.76 €	1	9 Days	10	20.01 to 50.00	28	30	65	65	4,001 to 10,000	[Aluminum] EN AW-2017 Equiv.	35	9000	2.9×10^-4	Set Screw Type	Standard Shaft Bore	NA
111.76 €	1	9 Days	10	20.01 to 50.00	28	32	65	65	4,001 to 10,000	[Aluminum] EN AW-2017 Equiv.	35	9000	2.9×10^-4	Set Screw Type	Standard Shaft Bore	NA

Basic information

Application	Servo Motor / Stepping Motor	Feature	High torsional rigidity / High Torque / Backlash 0

Configure

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Stock

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Basic Attributes

Shaft Bore Dia. (machined) D1(Ø)
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
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Shaft Bore Dia. (machined) D2(Ø)
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
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Outer Diameter(Ø)
16

20

25

32

40

50

65
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Overall Length(mm)
16

20

24

25

30

32

36

40

41

44

50

53

65
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Maximum Range of Rotation Number(r/min)
4,001 to 10,000

10,001 to 78,000
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Body Material
- Stainless Steel
  - Stainless Steel (EN 1.4305 Equiv.)
- Aluminum
  - EN AW-2017 Equiv.
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Allowable Torque(Nm)
0.3

0.5

1

2

2.5

3

4.5

7

10

20

25

35
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Max. Rotational Speed(r/min)
9000

12000

15000

19000

25000

31000

39000
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Structure
- Clamping Type
- Set Screw Type
- Split Type
- Split type
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Additional Work
- Additional Work Shaft Hole
- Standard Shaft Bore
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Keyway
- Both Sides
- NA
- Not Provided
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Type
- MRG
- MRGS
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Allowable Torque Range(N•m)
0.05 to 1.00

1.01 to 3.00

3.01 to 5.00

5.01 to 10.00

10.01 to 20.00

20.01 to 50.00
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