NOMINAL SIZE

MATERIAL DIAMETER

WORKING LOAD LIMIT

PROOF TEST (MIN)

BREAKING FORCE MIN

INSIDE LENGTH

INSIDE WIDTH

mm

in

mm

in

kg

lb

kn

lb

kn

lb

mm

in

mm

in

7

1/4

7

0.276

1430

3150

27

6100

53.9

12100

31.5

1.24

9.8

0.38

8

5/16

8.7

0.343

2130

4700

41.6

9400

83.5

18800

33.5

1.29

12.2

0.48

10

3/8

10

0.394

2990

6600

55

12400

110

24700

35

1.38

14

0.55

13

1/2

13

0.512

5130

11300

92.9

20900

185.8

41800

45.5

1.79

18.2

0.72

16

5/8

16

0.63

7170

15800

140.4

31600

280.8

63200

56

2.2

20

0.79

NOMINAL SIZE

MATERIAL DIAMETER

WORKING LOAD LIMIT

PROOF TEST (MIN)

BREAKING FORCE MIN

INSIDE LENGTH

INSIDE WIDTH

mm

in

mm

in

kg

lb

kn

lb

kn

lb

mm

in

mm

in

4

1/8

4

0.156

180

400

3.8

800

7.2

1600

23.9

0.94

6.4

0.25

5.5

3/16

5.5

0.217

365

800

7.2

1500

14.4

3200

24.8

0.98

7.7

0.3

7

1/4

7

0.276

580

1300

11.6

2600

23.2

5200

31.5

1.24

9.8

0.38

8

5/16

8.4

0.331

860

1900

16.9

3800

33.8

7600

32.8

1.29

11.2

0.44

10

3/8

10

0.394

1200

2650

23.5

5300

47.2

10600

35

1.38

14

0.55

11.9

7/16

11.9

0.488

1680

3700

32.9

7400

65.8

14800

41.5

1.64

16.6

0.65

13

1/2

13

0.512

2030

4500

40

9000

80

18000

45.5

1.79

18.2

0.72

16

5/8

16

0.63

3130

6900

61.3

13800

122.8

27600

56

2.2

20

0.79

20

3/4

20

0.787

4800

10600

94.3

21200

188.6

42400

70

2.78

25

0.98

22

7/8

22

0.866

5810

12800

114.1

25600

228.2

51200

77

3.03

27.5

1.08

25

1"

26

1.02

8140

17900

159.1

35800

318.2

71600

90.9

3.58

31.7

1.25