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Oldham Couplings MJC series　 (Part Numbers)

Volume Discount

· Flexible Shaft Coupling - Oldham, Clamping, MJC 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.
· The torque disc material is Polyacetal.
· Shaft Fastening Method: Clamp locking type.
· Application: Encoder, Servo Motor, Standard, Stepping Motor.
· 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; 60; 90

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Part Number
MJC-57-20X25
MJC-57-20X28
MJC-57-20X30
MJC-57-22X22
MJC-57-22X24
MJC-57-22X25
MJC-57-22X28
MJC-57-22X30
MJC-57-24X24
MJC-57-24X25
MJC-57-24X28
MJC-57-24X30
MJC-57-25X25
MJC-57-25X28
MJC-57-25X30
MJC-57-28X28
MJC-57-28X30
MJC-57-30X30

Standard Unit Price	Minimum order quantity	Volume Discount	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 Torque (N•m)	Allowable Lateral Misalignment (mm)	Allowable Lateral Misalignment Range (mm)	Moment of Inertia (kg・m2)
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	20	25	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	20	28	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	20	30	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,111.35	1 Piece(s)	Available	8 Day(s) or more	10	22	22	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	22	24	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	22	25	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	22	28	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	22	30	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,111.35	1 Piece(s)	Available	8 Day(s) or more	10	24	24	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	24	25	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	24	28	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	24	30	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,111.35	1 Piece(s)	Available	8 Day(s) or more	10	25	25	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	25	28	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	25	30	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,111.35	1 Piece(s)	Available	8 Day(s) or more	10	28	28	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,122.66	1 Piece(s)	Available	8 Day(s) or more	10	28	30	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8
MYR 1,111.35	1 Piece(s)	Available	8 Day(s) or more	10	30	30	57	77.8	20.01~50.00	37.5	7	5.1~100	18365X10-8

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Basic Information

Type	Oldham Type	Application	Standard / Servo Motor / Stepping Motor / Encoder	Features	High accuracy / High durability / Backlash 0 / Vibration Absorption
Allowable Misalignment	Angular Misalignment / Eccentricity	Body Material	Aluminum Alloy	Allowable Angular Misalignment(deg)	1
Buffer Material	Polyacetal	Specifications	Clamp locking

Configure

378 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Shaft Bore Dia. (machined) D1(Ø)
3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

22

24

25

28

30
Clear
Shaft Bore Dia. (machined) D2(Ø)
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)
19.1

25.4

33.3

41.3

50

57
Clear
Overall Length W(mm)
22

28.4

48

50.8

59.7

77.8
Clear
Allowable Torque Range(N•m)
1.01~3.00

3.01~5.00

5.01~10.00

10.01~20.00

20.01~50.00
Clear
Allowable Torque(N•m)
1.7

4

10

17

30

37.5
Clear
Allowable Lateral Misalignment(mm)
2.4

3

3.8

5

6

7
Clear
Allowable Lateral Misalignment Range(mm)
1.1~3.0

3.1~5.0

5.1~100
Clear
type
- MJC
Clear

Days to Ship

All

4 Day(s) or Less

5 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 .

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