RR-W-410 Wire Rope And StrandThis specification covers wire ropes and wire seizing strands see 6.1. This specification does not include all types, classes, constructions, and sizes of wire rope and strand that are commercially available, but it is intended to cover the more common types, classes, constructions, and sizes that are suitable for federal government use.

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Rope diameter

Approximate circumference (inches)

Maximum rope lay length

Approximate weight (lb./ft.)

Uncoated

Galvanized

Nominal (ordered) (minimum) (inch)

Maximum

(inches)

Uncoated regular lay (inches)

Galvanized regular lay (inches)

Nominal strength (force) (lb.)

Minimum breaking strength (force) (lb.)

Nominal strength (force) (lb.)

Minimum breaking strength (force) (lb.)

1/4

5/16

3/8

7/16

1/2

9/16

5/8

3/4

7/8

1

0.265

0.331

0.394

0.459

0.525

0.591

0.656

0.788

0.919

1.050

3/4

1

1 1/8

1 3/8

1 5/8

1 3/4

2

2 3/8

2 3/4

3 1/8

1 11/16

2 1/8

2 17/32

2 31/32

3 3/8

3 13/16

4 7/32

5 1/16

5 29/32

6 3/4

1 13/16

2 9/32

2 23/32

3 3/16

3 5/8

4 3/32

4 17/32

5 7/16

6 11/32

7 1/4

0.105

0.164

0.236

0.32

0.42

0.53

0.66

0.95

1.29

1.68

5,180

8,060

11,540

15,640

20,400

25,800

31,600

45,200

61,200

79,600

5,060

7,860

11,260

15,240

19,900

25,200

30,800

44,000

59,600

77,600

4,660

7,260

10,380

14,080

18,360

23,200

28,400

40,600

55,000

71,600

4,540

7,080

10,120

13,720

17,900

22,600

27,600

39,600

53,600

69,800