Rope Diameter

Maximum
Strand
Pitch

Approx.
Weight

Nominal
Breaking
Strength

Acceptance
Breaking
Strength

Nominal

Maximum

inches

inches

inches

lb/ft

lb

lb

          6 x 12+7FC, Galvanized, Running Ropes

1/4

0.265

1 13/16

0.07

3,020

2,940

5/16

0.328

2 9/32

0.10

4,680

4,560

3/8

0.394

2 23/32

0.15

6,720

6,560

7/16

0.459

3 3/16

0.20

9,100

8,880

1/2

0.525

3 5/8

0.26

11,820

11,520

9/16

0.591

4 1/16

0.33

14,900

14,520

5/8

0.656

4 17/32

0.41

18,320

17,860

3/4

0.788

5 7/16

0.59

26,200

25,600

          6 x 24+7FC, Galvanized, Mooring Lines

3/8

0.394

2 23/32

0.194

9,540

9,300

1/2

0.525

3 5/8

0.35

16,800

16,380

5/8

0.656

4 17/32

0.54

26,000

25,400

3/4

0.788

5 7/16

0.78

37,200

36,200

13/16

0.853

5 7/8

0.91

43,600

42,600

7/8

0.919

6 11/32

1.06

50,400

49,200

1

1.050

7 1/4

1.38

65,600

64,000

          6 x 15+7FC, Bright Lashing Ropes

3/8

0.394

2 23/32

0.14

6,400

-

1/2

0.525

3 5/8

0.25

11,400

-

9/16

0.591

4 1/16

0.32

15,100

-

5/8

0.656

4 17/32

0.39

18,700

-

3/4

0.788

5 7/16

0.56

26,900

-

7/8

0.919

6 11/32

0.76

36,300

-