Ruland Set Screw Style Jaw Couplings


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Zero Backlash Couplings

MJS - Set Screw Jaw Coupling


Large torque capacity Electrically isolating	Replaceable spider Balanced design

Ordering Information

For a complete coupling, order two hubs and one spider.
For example: order MJC19-4-A, MJC19-5-A and JD12/19-98R to form a complete coupling with a 19mm OD, 4mm and 5mm bores and a 98 Shore A spider.

Clamp Style Jaw Couplings

Set Screw Style Jaw Couplings

Hubs

PART NUMBER ALUMINUM	BORE B (mm)	OD (mm)	HUB LENGTH LH (mm)	COUPLING LENGTH L (mm)	SHAFT PENETRATION (mm)	SET SCREW
MJS15-3-A	3	15.0	7.6	21.8	7.6	M3
MJS15-4-A	4
MJS15-5-A	5
MJS15-6-A	6
MJS19-4-A	4	19.1	9.8	27.2	9.8	M3
MJS19-5-A	5
MJS19-6-A	6
MJS19-8-A	8
MJS25-6-A	6	25.4	11.9	35.4	11.9	M4
MJS25-8-A	8
MJS25-10-A	10
MJS25-12-A	12
MJS33-8-A	8	33.3	15.0	44.3	15.0	M4
MJS33-10-A	10
MJS33-12-A	12
MJS33-14-A	14
MJS33-15-A	15
MJS33-16-A	16
MJS41-10-A	10	41.3	18.0	53.0	18.0	M5
MJS41-12-A	12
MJS41-14-A	14
MJS41-15-A	15
MJS41-16-A	16
MJS41-20-A	20
MJS51-12-A	12	50.8	20.8	61.0	20.8	M6
MJS51-14-A	14
MJS51-15-A	15
MJS51-16-A	16
MJS51-20-A	20
MJS51-25-A	25
MJS57-14-A	14	57.2	28.7	80.0	28.7	M8
MJS57-15-A	15
MJS57-16-A	16
MJS57-20-A	20
MJS57-25-A	25
MJS57-30-A	30

Spiders

PART NUMBER

OD (mm)

DUROMETER/COLOR

TORSIONAL STIFFNESS (Deg/Nm)

NOMINAL TORQUE (Nm)

PEAK TORQUE (Nm)

MISALIGNMENT

ANGULAR (Deg)

PARALLEL (mm)

AXIAL MOTION (mm)

JD10/15-98R

15.0

98 Shore A/RED

1.068

0.9

1.8

0.8

0.05

0.51

JD12/19-98R

19.1

98 Shore A/RED

1.007

1.7

3.4

0.8

0.08

0.51

JD16/25-98R

25.4

98 Shore A/RED

0.212

8.5

17.0

0.8

0.08

0.76

JD21/33-98R

33.3

98 Shore A/RED

0.106

9.9

19.7

0.8

0.08

0.76

JD26/41-98R

41.3

98 Shore A/RED

0.053

18.7

37.4

0.8

0.10

1.27

JD32/51-98R

50.8

98 Shore A/RED

0.035

31.2

62.3

0.8

0.13

1.27

JD36/57-98R

57.2

98 Shore A/RED

0.026

46.5

92.9

0.8

0.10

1.27

JD10/15-92Y

15.0

92 Shore A/YELLOW

2.384

0.6

1.1

0.9

0.10

0.51

JD12/19-92Y

19.1

92 Shore A/YELLOW

2.269

1.0

2.0

0.9

0.10

0.51

JD16/25-92Y

25.4

92 Shore A/YELLOW

0.592

3.3

6.6

0.9

0.13

0.76

JD21/33-92Y

33.3

92 Shore A/YELLOW

0.397

4.0

7.9

0.9

0.13

0.76

JD26/41-92Y

41.3

92 Shore A/YELLOW

0.106

11.0

22.0

0.9

0.15

1.27

JD32/51-92Y

50.8

92 Shore A/YELLOW

0.044

24.9

49.8

0.9

0.15

1.27

JD36/57-92Y

57.2

92 Shore A/YELLOW

0.035

32.3

64.6

0.9

0.13

1.27

Note 1	Hardware is alloy steel with black oxide finish. Parts MJS15 and MJS19 have one set screw on each end. MJS25, MJS33 and MJS41 have two set screws 90° apart.
Note 2	Performance ratings are for guidance only. The user must determine suitability for a particular application.

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