Nominal
diameter

Working load limit

(max)

Proof test

(min)

Minimum

breaking force

Inside length

L (max.)

Inside width

B (min.)

in

mm

lbs

Kg

lbs

KN

lbs

KN

in

mm

in

mm

1/4"

7

3150

1430

6300

28

12600

56

1.24

31.5

0.38

9.8

5/16"

8.7

4700

2130

9400

41.8

18800

83.6

1.29

32.8

0.44

11.2

3/8"

10

6600

2990

13200

58.7

26400

117.4

1.38

35

0.55

14

7/16"

11.9

8750

3970

17500

77.8

35000

155.4

1.64

41.6

0.65

16.6

1/2"

13

11300

5130

22600

100.4

45200

200.8

1.79

45.5

0.72

18.2

5/8"

16

15800

7170

31600

140.4

63200

280.8

2.2

56

0.79

20

3/4"

20

24700

11200

49400

219.6

98800

439.2

 2.76

70

0.98

25