Cal-Wire Stranding Company

TURNBUCKLES

DROP FORGED
DIAMETER
& TAKE-UP
IN INCHES
AVERAGE
OVERALL
LENGTH
IN INCHES
WEIGHT EA IN LBS
SAFE
WORKING
LOAD
IN LBS IN LBS
JAW
AND
EYE
JAW
AND
EYE
1/4 X 4
8 1/4
0.32
0.36
500
5/16 X 4 1/2
9 9/16
0.47
0.52
800
3/8 X 6
11 7/8
0.76
0.81
1200
1/2 X 6
13 5/16
1.53
1.50
2200
1/2 X 9
16 5/16
1.71
1.74
2200
1/2 X 12
19 5/16
2.06
2.40
2200
5/8 X 6
15 1/2
2.35
3.02
3500
58/ X 9
18 1/2
3.06
3.31
3500
5/8 X 12
21 1/2
3.78
4.00
3500
3/4 X 6
17
4.00
4.11
5200
3/4 X 9
20
4.75
5.10
5200
3/4 X 12
23
5.36
5.65
5200
3/4 X 18
29
7.00
7.00
5200
7/8 X 12
24 5/8
8.00
8.17
7200
7/8 X 18
30 5/8
9.75
9.00
7200
1 X 6
20 5/8
9.00
9.75
10000
1 X 12
26 5/8
11.20
12.00
10000
1 X 18
32 5/8
13.30
14.00
10000
1 X 24
38 5/8
17.00
17.00
10000
1 1/4 X 12
29 7/8
20.00
21.50
15200
1 1/4 X 18
35 7/8
24.18
25.50
15200
1 1/4 X 24
41 7/8
27.50
28.70
15200
1 1/2 X 12
32 3/8
28.50
30.05
21400
1 1/2 X 18
38 3/8
35.00
34.25
21400
1 1/2 X 24
44 3/8
38.73
40.67
21400
1 3/4 X 18
41 3/4
53.75
55.04
28000
1 3/4 X 24
47 3/4
61.00
63.36
28000
2 X 24
51 3/4
89.00
94.00
37000

JAW & JAW MEET FEDERAL SPEC FF-T-791 B TYPE 1 FORM 1 CLASS 7
JAW & EYE MEET FEDERAL SPEC FF-T-791 B TYPE 1 FORM 1 CLASS 8

DROP FORGED
DIAMETER
& TAKE-UP
IN INCHES
AVERAGE
OVERALL
LENGTH
IN INCHES
WEIGHT EA
IN INCHES
WITH HOOKS
OR EYES
EYES
SAFE
WORKING
LOAD IN LBS
HOOKS
SAFE
WORKING
LOAD IN LBS
1/4 X 4
8 1/4
0.30
500
400
5/16 X 4 1/2
9 9/16
0.63
800
700
3/8 X 6
11 7/8
0.75
1200
1000
1/2 X 6
13 5/16
1.60
2200
1500
1/2 X 9
16 5/16
1.83
2200
1500
1/2 X 12
19 5/16
2.25
2200
1500
5/8 X 6
15 1/2
2.75
3500
2250
58/ X 9
18 1/2
3.13
3500
2250
5/8 X 12
21 1/2
3.5
3500
2250
3/4 X 6
17
3.89
5200
3000
3/4 X 9
20
4.61
5200
3000
3/4 X 12
23
5.43
5200
3000
3/4 X 18
29
7.25
5200
3000
7/8 X 12
24 5/8
8.10
7200
4000
7/8 X 18
30 5/8
9.25
7200
4000
1 X 6
20 5/8
9.33
10000
5000
1 X 12
26 5/8
11.93
10000
5000
1 X 18
32 5/8
14.00
10000
5000
1 X 24
38 5/8
17.25
10000
5000
1 1/4 X 12
29 7/8
18.00
15200
5000
1 1/4 X 18
35 7/8
23.00
15200
5000
1 1/4 X 24
41 7/8
27.00
15200
5000
1 1/2 X 12
32 3/8
27.50
21400
7500
1 1/2 X 18
38 3/8
31.00
21400
7500
1 1/2 X 24
44 3/8
37.50
21400
7500
1 3/4 X 18
41 3/4
52.50
28000
1 3/4 X 24
47 3/4
58.00
28000
2 X 24
51 3/4
85.25
37000

NOTE: USE WEIGHTS OF EYE TO EYE TURNBUCKLES TO GET
APPROXIMATE WEIGHT OF STUB END TURNBUCKLES

EYE & EYE MEET FEDERAL SPEC FF-T-791 B TYPE 1 FORM 1 CLASS 4
HOOK & HOOK MEET FEDERAL SPEC FF-T-791 B TYPE 1 FORM 1 CLASS 5
STUB ENDS MEET FEDERAL SPEC FF-T-791 B TYPE 1 FORM 1 CLASS 3

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