CJ Type – Standard Curved Jaw Coupling

  • European standard shaft coupling
  • Improved torsional softness & angular misalignment capability (up to 1.3°)
  • Fail-safe (will still perform if elastomeric “spider” fails)
  • No metal to metal contact
  • Resistant to oil, dirt, sand, moisture, and grease
CJ Type Coupling

Resources

CJ Type – Standard Curved Jaw Coupling Additional Resources

Curved Jaw Coupling are available in 5 Hubs Materials (sintered iron, steel, aluminum, cast iron, or nodular iron materials), and 4 Spider Materials (80A, 92A, 95/98A, & 64D shore). This line can accommodate Max Bores up to 200 mm (7.63 inches) and Nominal Torque up to 27996 Nm (247,800 in-lbs).
  • Standard Configuration – 2 Standard Hubs, 1 Elastometric Spider
  • Double Bolt (CJDB) – 2 Shaft Hubs, 2 Jaw Rings, 1 Elastometric Spider
  • Single Bolt (CJSB) – 1 Shaft Hub, 1 Jaw Ring, 1 Standard Hub, 1 Elastomeric Spider
  • Large Flange to Hub (CJLFH) – 1 Standard Hub, 1 Large Flange, 1 Elastometric Spider
  • Double Large Flange (CJDLF) – 2 Large Flanges, 1 Elastometric Spider
  • Small Flange to Hub (CJSFH) – 1 Standard Hub, 1 Jaw Ring, 1 Elastometric Spider
  • Double Small Flange (CJDSF) – 2 Jaw Rings, 1 Spider
  • Spacer Coupling (CJSPC) – 2 Standard Hubs, 1 Spacer, 2 Elastometric Spiders
  • Drop-out Spacer (CJDSPC) – 2 Standard Hubs, 2 Jaw Rings, 1 Spacer, 2 Spiders

 

Maximum

Wind-Up Angle @

Torque

Torque

Rated HP @

 

Speed

Nominal

Maximum

Nominal

Maximum

Nominal

Maximum

1200

1800

Size

RPM

Torque

Torque

in-lbs

in-lbs

Nm

Nm

RPM

RPM

Urethane Spider – 92 Shore A (Yellow)

14

19,000

6,4°

10°

66

133

7

15

1.2

1.9

19/24

14,000

3,2°

88

177

10

20

1.7

2.5

24/32

10,600

3,2°

310

620

35

70

5.9

8.9

28/38

8,500

3,2°

840

1,680

95

190

16.0

24.0

38/45

7,100

3,2°

1,680

3,360

190

380

32.0

45.0

42/55

6,000

3,2°

2,345

4,690

265

530

45.0

65.0

48/60

5,600

3,2°

2,740

5,480

310

619

52.0

75.0

55/70

4,750

3,2°

3,625

7,250

410

819

69.0

100.0

65/75

4,250

3,2°

5,530

11,060

625

1250

105.0

150.0

75/90

3,550

3,2°

11,320

22,650

1279

2559

215.0

320.0

90/100

2,800

3,2°

21,240

42,480

2400

4799

400.0

600.0

100/110

2,500

3,2°

29,200

58,400

3299

6598

550.0

825.0

110/125

2,240

3,2°

42,480

84,960

4799

9599

800.0

1210.0

125/145

2,000

3,2°

58,850

117,700

6649

13298

1120.0

1680.0

140

1,800

3,2°

75,670

151,340

8549

1798

1440.0

2160.0

160

1,500

3,2°

113,280

226,560

12798

25597

2150.0

3230.0

180

1,400

3,2°

165,050

330,100

18647

37295

3140.0

4715.0

Urethane Spider – 95/98 Shore A (Red)

14

19,000

6,4°

10°

111

221

13

25

2.1

3.2

19/24

14,000

3,2°

150

300

17

34

2.5

4.0

24/32

10,600

3,2°

530

1,000

60

113

10.0

15.0

28/38

8,500

3,2°

1,415

2,830

160

320

25.0

40.0

38/45

7,100

3,2°

2,875

5,750

325

650

55.0

80.0

42/55

6,000

3,2°

3,980

7,960

450

899

75.0

110.0

48/60

5,600

3,2°

4,645

9,290

525

1050

85.0

125.0

55/70

4,750

3,2°

6,060

12,120

685

1369

115.0

170.0

65/75

4,250

3,2°

8,320

16,640

940

1880

150.0

225.0

75/90

3,550

3,2°

16,990

33,980

1920

3869

320.0

480.0

90/100

2,800

3,2°

31,860

63,720

3600

7199

600.0

900.0

100/110

2,500

3,2°

43,805

87,610

4949

9898

800.0

1250.0

110/125

2,240

3,2°

63,720

127,440

7199

14398

1280.0

1820.0

125/145

2,000

3,2°

88,500

177,000

9999

19997

1685.0

2525.0

140

1,800

3,2°

113,280

226,560

12798

25597

2150.0

3235.0

160

1,500

3,2°

169,920

339,840

19198

38395

3235.0

4850.0

180

1,400

3,2°

247,800

495,600

27996

55993

4720.0

7080.0

Urethane Spider – 80 Shore A (Blue) – Sizes 14 to 38

14

19,000

6,4°

10°

35

71

4

8

1.0

2.0

19/24

14,000

3,2°

43

86

5

10

1.0

3.0

24/32

10,600

3,2°

151

301

17

34

3.0

9.0

28/38

8,500

3,2°

407

814

46

92

8.0

12.0

38/45

7,100

3,2°

823

1,637

93

185

16.0

47.0

Urethane Spider – 64 Shore D (Green)

14

19,000

4,5°

7,0°

142

283

16.0

32.0

2.7

4.1

19/24

14,000

2,5°

3,6°

185

370

21

42

3.5

5

24/32

10,600

2,5°

3,6°

660

1,320

75

149

12.5

18

28/38

8,500

2,5°

3,6°

1,770

3,540

200

400

30

50

38/45

7,100

2,5°

3,6°

3,585

7,170

405

810

65

100

42/55

6,000

2,5°

3,6°

4,955

9,910

560

1120

90

140.0

48/60

5,600

2,5°

3,6°

5,795

11,590

655

1309

110

165.0

55/70

4,750

2,5°

3,6°

7,300

14,600

825

1650

125

200.0

65/75

4,250

2,5°

3,6°

10,395

20,790

1174

2349

190.0

290.0

75/90

3,550

2,5°

3,6°

21,240

42,480

2400

4799

400.0

600.0

90/100

2,800

2,5°

3,6°

39,825

79,650

4499

8999

750.0

1125.0

100/110

2,500

2,5°

3,6°

54,735

109,470

6184

12368

1040.0

1550.0

110/125

2,240

2,5°

3,6°

79,650

159,300

8999

17998

1515.0

2275.0

125/145

2,000

2,5°

3,6°

110,630

221,260

12499

24998

2100.0

3160.0

140

1,800

2,5°

3,6°

141,600

283,200

15998

31996

2690.0

4045.0

160

1,500

2,5°

3,6°

212,400

424,800

23997

47994

4045.0

6060.0

180

1,400

2,5°

3,6°

309,750

619,500

34996

69991

5900.0

8850.0

Spider Type

Color

Temperature Range

Stock Sizes

Misalignment

Typical Applications

 

 

Normal

Max

 

Angular

Parallel

Axial

 

80 Shore A

Blue

-40°F to 212°F     (-40°C to 100°C)

248°F (120°C)

14-180

0.9°-1.3°

.008-.027 inch (.203-.686 mm)

.039-252 inch (.991-6400 mm)

Good dampening properties

92 Shore A

Yellow

-40°F to 212°F     (-40°C to 100°C)

248°F (120°C)

14-180

0.9°-1.3°

.008-.027 inch (.203-.686 mm)

.039-252 inch (.991-6400 mm)

General & hydraulic

95/98 Shore A

Red

-40°F to 212°F     (-40°C to 100°C)

248°F (120°C)

14-180

0.9°-1.3°

.008-.027 inch (.203-.686 mm)

.039-252 inch (.991-6400 mm)

High torque requirements

64 Shore D

Green

-30°F to 230°F    (-34°C to 110°C)

266°F (130°C)

14-180

0.9°-1.3°

.008-.027 inch (.203-.686 mm)

.039-252 inch (.991-6400 mm)

Highly humid environments

Please Note: CAD Files below can only be opened using a CAD Program. Some web browsers require you to right click the link and save to your device.

For additional documentation (in PDF form), please download the jaw coupling catalog or contact Lovejoy customer service

Size

Hub Style

3D CAD File

Coupling Total Length

Coupling Outer Diameter

Hub Max Bore*

in

mm

in

mm

in

mm

14

B Style

1.38

35

1.18

30

0.63

16

BX Style

1.97

50

1.18

30

0.63

16

19/24

A Style

2.60

66

1.57

40

0.75

19

B Style

2.60

66

1.57

40

0.94

24

BX Style

3.54

90

1.57

40

0.94

24

24/32

A Style

3.07

78

2.20

56

0.95

24

B Style

3.07

78

2.20

56

1.25

32

BX Style

4.65

118

2.20

56

1.25

32

28/38

A Style

3.54

90

2.56

65

1.10

28

B Style

3.54

90

2.56

65

1.50

38

BX Style

5.51

140

2.56

65

1.50

38

38/45

A Style

4.49

114

3.15

80

1.50

38

B Style

4.49

114

3.15

80

1.75

45

BX Style

6.46

164

3.15

80

1.75

45

42/55

A Style

4.96

126

3.74

86

1.65

42

B Style

4.96

126

3.74

86

2.13

55

BX Style

6.93

176

3.74

86

2.13

55

48/60

A Style

5.51

140

4.13

105

1.88

48

B Style

5.51

140

4.13

105

2.31

60

BX Style

7.40

188

4.13

105

2.31

60

55/70

A Style

6.30

160

4.72

120

2.13

55

B Style

6.30

160

4.72

120

2.75

70

BX Style

8.27

210

4.72

120

2.75

70

65/75

A Style

7.28

185

5.31

135

2.50

65

B Style

7.28

185

5.31

135

2.94

75

BX Style

9.25

235

5.31

135

2.94

75

75/90

A Style

8.27

210

6.30

160

2.94

75

B Style

8.27

210

6.30

160

3.50

90

BX Style

10.24

260

6.30

160

3.50

90

90/100

A Style

9.65

245

7.87

200

3.50

90

B Style

9.65

245

7.87

200

3.94

100

BX Style

11.61

295

7.87

200

3.94

100

100

B Style

10.63

270

8.86

225

4.33

110

110

B Style

11.61

295

10.04

255

4.92

125

125

B Style

13.39

340

11.42

290

5.71

145

140

B Style

14.76

375

12.60

320

6.25

160

160

B Style

16.73

425

14.57

370

7.25

185

180

B Style

18.70

475

16.54

420

7.63

200

* Indicates: Max bore achieved with shallow keyway