(!)Due to Microsoft's end of support for Internet Explorer 11 on 15/06/2022, this site does not support the recommended environment.
Instead, please kindly use other browsers like Google Chrome, Microsoft Edge or Mozilla Firefox.

7 Million Products, 2,000 Brands.
50,000 Stock items for Same Day Ship Out.

All Categories

Search by Application

inCAD Library

Brands

Brand List

Webcode Seach | Series: #CODE

Keyword suggestions

Part number suggestions

Discontinued Products

Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 21/4/2024 to 6:00 (SGT) 22/4/2024. We apologize for the inconvenience.
Please Note our New Address (effective April 1, 2024): 331 North Bridge Rd, #05-01 Odeon 331, Singapore 188720.

How can we improve?

How can we improve?

Feedback

Name (Optional)

E-mail Address (Optional)

Tel (Optional)

Thank you for your time.
Your feedback is essential for our continuous improvement
Privacy Policy

Thank you for your cooperation.

Thank you for your time.
Your feedback is essential for our continuous improvement
Please use the inquiry form.

Privacy Policy

Oldham Couplings MJ series　

MIGHTY

· Oldham Couplings MJ series
· Oldham Couplings are 3-part couplings consisting of 2 hubs and 1 torque disc.
· 2 hubs materials are Aluminum Alloy and Free-cutting brass.
· 3 methods surface treatment solution for hubs are non-chromium chemical conversion treatment, Anodization and Electroless nickel plating.
· Torque disc materials are Polyacetal, Nylon and PEEK.
· Shaft Fastening Method: Set screw type.
· MJ series size: 6 to 57.
· Allowable Angular misalignment 1 degree.
· All through hole hubs MJ-50 and 57 with keyways standard (JIS B13101-1996)

Part Number

Configured Part Number is shown.

Product TOP

: 30; 45; 60

1
2
3
4
5
Next >>

Part Number
MJ-6-2X2
MJ-6-2X3
MJ-6-3X3
MJ-6-T
MJ-6-T-SA
MJ-9-3X3
MJ-9-3X4
MJ-9-3X5
MJ-9-4X4
MJ-9-4X5
MJ-9-5X5
MJ-9-T
MJ-9-T-SA
MJ-13-3X3
MJ-13-3X4
MJ-13-3X5
MJ-13-3X6
MJ-13-4X4
MJ-13-4X5
MJ-13-4X6
MJ-13-5X5
MJ-13-5X6
MJ-13-6X6
MJ-13-T
MJ-13-T-SA
MJ-19-4X4
MJ-19-4X5
MJ-19-4X6
MJ-19-4X7
MJ-19-4X8
MJ-19-5X5
MJ-19-5X6
MJ-19-5X7
MJ-19-5X8
MJ-19-6X6
MJ-19-6X7
MJ-19-7X7
MJ-19-7X8
MJ-19-8X8
MJ-19-T
MJ-19-T-A
MJ-19-T-AJ
MJ-19-T-PEEK
MJ-19-T-SA
MJ-25-6X6
MJ-25-6X7
MJ-25-6X8
MJ-25-6X9
MJ-25-6X10
MJ-25-6X11
MJ-25-6X12
MJ-25-7X7
MJ-25-7X8
MJ-25-7X9
MJ-25-7X10
MJ-25-7X11
MJ-25-7X12
MJ-25-8X8
MJ-25-8X9
MJ-25-8X10

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Shaft Bore Dia. (machined) D1 (Ø)	Shaft Bore Dia. (machined) D2 (Ø)	Outer Dia. A (Ø)	Overall Length W (mm)	Allowable Torque Range (N•m)	Allowable Misalignment	Body Material	Allowable Torque (N•m)	Allowable Angular Misalignment (deg)	Allowable Lateral Misalignment (mm)	Allowable Lateral Misalignment Range (mm)	Buffer Material	Operating Temperature Range (°C)	Moment of Inertia (kg･m²)	Specifications
SGD 46.58	1 Piece(s)	8 Day(s) or more	10	2	2	6.4	12.7	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.06	1	0.8	0.41~1.0	Polyacetal	-	6X10-8	Set screw locking
SGD 50.09	1 Piece(s)	8 Day(s) or more	10	2	3	6.4	12.7	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.06	1	0.8	0.41~1.0	Polyacetal	-	6X10-8	Set screw locking
SGD 46.58	1 Piece(s)	4 Day(s) or more	10	3	3	6.4	12.7	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.06	1	0.8	0.41~1.0	Polyacetal	-	6X10-8	Set screw locking
SGD 5.85	1 Piece(s)	8 Day(s) or more	10	-	-	6.4	5.1	-	No	Free-Cutting Brass	-	1	0.8	-	Polyacetal	-	-	Individual torque disk
SGD 5.85	1 Piece(s)	8 Day(s) or more	10	-	-	6.4	5.1	-	No	Free-Cutting Brass	-	1	0.8	-	Nylon	-	-	Individual torque disk
SGD 42.44	1 Piece(s)	8 Day(s) or more	10	3	3	9.5	12.7	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.21	1	1.3	1.1~3.0	Polyacetal	-	18X10-8	Set screw locking
SGD 45.87	1 Piece(s)	8 Day(s) or more	10	3	4	9.5	12.7	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.21	1	1.3	1.1~3.0	Polyacetal	-	18X10-8	Set screw locking
SGD 45.87	1 Piece(s)	8 Day(s) or more	10	3	5	9.5	12.7	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.21	1	1.3	1.1~3.0	Polyacetal	-	18X10-8	Set screw locking
SGD 42.44	1 Piece(s)	8 Day(s) or more	10	4	4	9.5	12.7	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.21	1	1.3	1.1~3.0	Polyacetal	-	18X10-8	Set screw locking
SGD 45.87	1 Piece(s)	4 Day(s) or more	10	4	5	9.5	12.7	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.21	1	1.3	1.1~3.0	Polyacetal	-	18X10-8	Set screw locking
SGD 42.44	1 Piece(s)	8 Day(s) or more	10	5	5	9.5	12.7	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.21	1	1.3	1.1~3.0	Polyacetal	-	18X10-8	Set screw locking
SGD 5.85	1 Piece(s)	8 Day(s) or more	10	-	-	9.5	5.1	-	No	Free-Cutting Brass	-	1	1.3	-	Polyacetal	-	-	Individual torque disk
SGD 5.85	1 Piece(s)	8 Day(s) or more	10	-	-	9.5	5.1	-	No	Free-Cutting Brass	-	1	1.3	-	Nylon	-	-	Individual torque disk
SGD 44.51	1 Piece(s)	8 Day(s) or more	10	3	3	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 48.02	1 Piece(s)	8 Day(s) or more	10	3	4	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 48.02	1 Piece(s)	8 Day(s) or more	10	3	5	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 48.02	1 Piece(s)	8 Day(s) or more	10	3	6	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 44.51	1 Piece(s)	8 Day(s) or more	10	4	4	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 48.02	1 Piece(s)	8 Day(s) or more	10	4	5	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 48.02	1 Piece(s)	4 Day(s) or more	10	4	6	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 44.51	1 Piece(s)	8 Day(s) or more	10	5	5	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 48.02	1 Piece(s)	8 Day(s) or more	10	5	6	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 44.51	1 Piece(s)	4 Day(s) or more	10	6	6	12.7	15.9	0.05~1.00	Angular Misalignment / Eccentricity	Free-Cutting Brass	0.5	1	1.6	1.1~3.0	Polyacetal	-	26X10-8	Set screw locking
SGD 6.39	1 Piece(s)	8 Day(s) or more	10	-	-	12.7	7.3	-	No	Free-Cutting Brass	-	1	1.6	-	Polyacetal	-	-	Individual torque disk
SGD 6.39	1 Piece(s)	8 Day(s) or more	10	-	-	12.7	7.3	-	No	Free-Cutting Brass	-	1	1.6	-	Nylon	-	-	Individual torque disk
SGD 51.53	1 Piece(s)	8 Day(s) or more	10	4	4	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 55.76	1 Piece(s)	8 Day(s) or more	10	4	5	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 55.76	1 Piece(s)	8 Day(s) or more	10	4	6	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 55.76	1 Piece(s)	8 Day(s) or more	10	4	7	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 55.76	1 Piece(s)	8 Day(s) or more	10	4	8	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 51.53	1 Piece(s)	8 Day(s) or more	10	5	5	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 55.76	1 Piece(s)	8 Day(s) or more	10	5	6	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 55.76	1 Piece(s)	8 Day(s) or more	10	5	7	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 55.76	1 Piece(s)	8 Day(s) or more	10	5	8	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 51.53	1 Piece(s)	4 Day(s) or more	10	6	6	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 55.76	1 Piece(s)	8 Day(s) or more	10	6	7	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 51.53	1 Piece(s)	8 Day(s) or more	10	7	7	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 55.76	1 Piece(s)	8 Day(s) or more	10	7	8	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 51.53	1 Piece(s)	8 Day(s) or more	10	8	8	19.1	22	1.01~3.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	1.7	1	2.4	1.1~3.0	Polyacetal	-	67X10-8	Set screw locking
SGD 6.83	1 Piece(s)	8 Day(s) or more	10	-	-	19.1	9.4	-	No	[Aluminum] Aluminum Alloy	-	1	2.4	-	Polyacetal	-	-	Individual torque disk
SGD 107.66	1 Piece(s)	8 Day(s) or more	10	8	-	19.1	9.4	-	No	[Aluminum] Aluminum Alloy	-	1	2.4	-	[Others] Aluminum Alloy Lubrication Plating	-	-	Individual torque disk
SGD 155.41	1 Piece(s)	8 Day(s) or more	10	8	-	19.1	9.4	-	No	[Aluminum] Aluminum Alloy	-	-	-	-	[Others] Aluminum Alloy Resin Coating	-	-	Individual torque disk
SGD 208.76	1 Piece(s)	8 Day(s) or more	10	-	-	19.1	9.4	-	No	[Aluminum] Aluminum Alloy	-	-	-	-	PEEK	～280	-	Individual torque disk
SGD 6.81	1 Piece(s)	8 Day(s) or more	10	-	-	19.1	9.4	-	No	[Aluminum] Aluminum Alloy	-	1	2.4	-	Nylon	-	-	Individual torque disk
SGD 68.49	1 Piece(s)	8 Day(s) or more	10	6	6	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	6	7	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	6	8	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	6	9	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	6	10	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	6	11	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	6	12	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 68.49	1 Piece(s)	8 Day(s) or more	10	7	7	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	7	8	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	7	9	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	7	10	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	7	11	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	7	12	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 68.49	1 Piece(s)	8 Day(s) or more	10	8	8	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	8	9	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking
SGD 71.30	1 Piece(s)	8 Day(s) or more	10	8	10	25.4	28.4	3.01~5.00	Angular Misalignment / Eccentricity	[Aluminum] Aluminum Alloy	4	1	3	1.1~3.0	Polyacetal	-	252X10-8	Set screw locking

1
2
3
4
5
Next >>

Basic Information

Type	Oldham Type	Application	Standard / Servo Motor / Stepping Motor / Encoder	Features	High accuracy / High durability / Backlash 0 / Vibration Absorption

Configure

439 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Shaft Bore Dia. (machined) D1(Ø)
2

3

4

5

6

7

8

9

10

11

12

12.7

13

14

15

16

17

18

19

20

20.5

21

22

24

25

25.4

28

30

30.5

36

47

56
Clear
Shaft Bore Dia. (machined) D2(Ø)
2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

22

24

25

28

30
Clear
Outer Dia. A(Ø)
6.4

9.5

12.7

19.1

25.4

33.3

41.3

50

57

70

88

118
Clear
Overall Length W(mm)
5.1

7.3

9.4

11.2

12.7

14.6

15.9

18

18.1

20.2

22

26.6

28.4

30

48

50.8

56

59.7

77.8
Clear
Allowable Torque Range(N•m)
0.05~1.00

1.01~3.00

3.01~5.00

5.01~10.00

20.01~50.00
Clear
Allowable Misalignment
- No
- Angular Misalignment
- Eccentricity
Clear
Body Material
- Aluminum
  - Aluminum Alloy
- Free-Cutting Brass
Clear
Allowable Torque(N•m)
0.06

0.21

0.5

1.7

4

10

17

30

37.5
Clear
Allowable Angular Misalignment(deg)
1
Clear
Allowable Lateral Misalignment(mm)
0.8

1.3

1.6

2.4

3

3.8

5

6

7
Clear
Allowable Lateral Misalignment Range(mm)
0.41~1.0

1.1~3.0

3.1~5.0

5.1~100
Clear
Buffer Material
- Polyacetal
- Nylon
- PEEK
- Others
  - Aluminum Alloy Lubrication Plating
  - Aluminum Alloy Resin Coating
Clear
Specifications
- Individual torque disk
- Set screw locking
Clear
type
- MJ
Clear

Days to Ship

All

4 Day(s) or Less

8 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Tech Support

Factory Automation, Electronics, Tools, & MRO (Maintenance, Repair and Operations): Tel：(65) 6733 7211 / FAX：(65) 6733 0211; 9:00am - 6:00pm (Monday - Friday); Technical Inquiry

All Categories

Categories

Search by Application

Brands

Message from MISUMI

My Favorites

Settings

How can we improve?

Oldham Couplings MJ series

Basic Information

Configure

Specification/Dimensions

Shaft Bore Dia. (machined) D1(Ø)

Shaft Bore Dia. (machined) D2(Ø)

Outer Dia. A(Ø)

Overall Length W(mm)

Allowable Torque Range(N•m)

Allowable Misalignment

Body Material

Allowable Torque(N•m)

Allowable Angular Misalignment(deg)

Allowable Lateral Misalignment(mm)

Allowable Lateral Misalignment Range(mm)

Buffer Material

Specifications

type

Days to Ship

Specify Alterations

Tech Support

Payment Method more

About MISUMI

About this Website

Useful Tools

Customer Service

Social Media

MISUMI Contact 9:00 am – 6:00 pm (Mon – Fri), 9:00 am – 3 pm (Sat)