Working load
 limit

Dia.
thread

Take
up

Length closed
position

Length open
position

Length open
position

Opening
yaw

Length
inside

Dia.
pin

Thickness
yaw
eye

Dia.
yaw
eye

Weight

a

b

c

d

e

f

g

h

i

ton

inch

inch

mm

mm

mm

mm

mm

mm

mm

mm

kg

0.54

3/8

6

274

302

416

13

22

8

8

21

0.57

1

1/2

6

306

338

452

16

26

9.5

10

25

0.96

1

1/2

9

380

414

585

16

26

9.5

10

25

1.18

1

1/2

12

456

490

719

16

26

9.5

10

25

1.5

1.59

5/8

6

346

394

508

18

33

13

13

33

1.84

1.59

5/8

9

421

470

641

18

33

13

13

33

2.12

1.59

5/8

12

497

546

775

18

33

13

13

33

2.56

2.36

3/4

6

369

432

546

23

38

15.5

16

41

2.68

2.36

3/4

9

443

508

679

23

38

15.5

16

41

3.03

2.36

3/4

12

519

584

813

23

38

15.5

16

41

3.29

2.36

3/4

18

671

737

1080

23

38

15.5

16

41

3.65

3.27

7/8

12

551

618

854

27

44

19

18

48

4.9

3.27

7/8

18

705

772

1121

27

44

19

18

48

5.95

4.54

1

6

448

524

638

30

52

22

20

54

5.21

4.54

1

12

598

676

905

30

52

22

20

54

6.96

4.54

1

18

751

829

1172

30

52

22

20

54

8.95

4.54

1

24

902

980

1437

30

52

22

20

54

7.85

6.9

1.1/4

12

657

753

989

44

73

29

25

67

11.9

6.9

1.1/4

18

809

905

1255

44

73

29

25

67

14

6.9

1.1/4

24

962

1058

1521

44

73

29

25

67

13

9.71

1.1/2

12

689

804

1052

52

70

35

27

80

16.9

9.71

1.1/2

18

841

956

1318

52

70

35

27

80

18.7

9.71

1.1/2

24

994

1109

1585

52

70

35

27

80

18.4

12.7

1.3/4

18

918

1049

1403

59

85

41

33

90

25

12.7

1.3/4

24

1070

1201

1670

59

85

41

33

90

28.7

16.78

2

24

1136

1295

1772

64

93

51

39

108

45.4

27.22

2.1/2

24

1276

1476

1943

75

114

57

38

143

73

34.02

2.3/4

24

1334

1560

2019

89

110

70

42

156

98