Shackles Table of Contents:


GALVANIZED SCREW PIN ANCHOR SHACKLES

CAUTION: NEVER EXCEED THE WORKING LOAD LIMIT. Do not use screw pin shackles if the pin can roll under load and unscrew. Read important warnings and safety information here.

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Sizes 3/16" through 2"
also available in DOMESTIC

According to Federal Specification RR-C-271D, Type IV A, Class 2, Grade A, Amendment 1. Hot galvanized, forged carbon steel, heat treated, with alloy pins. Permanently marked with size and Working Load Limit.

Size
(A)

Working
Load Limit
in Tons

Pin Diam.
in Inches
(B)
Approx.
Weight Each
in Pounds
Dimensions in Inches
C
D
E
F
3/16"
1/3
1/4
.05
.88
.38
.56
.63
1/4"
1/2
5/16
.13
1.06
.47
.66
.75
5/16"
3/4
3/8
.21
1.25
.53
.81
.84
3/8"
1
7/16
.33
1.44
.63
.97
1.00
7/16"
1.1/2
1/2
.47
1.69
.75
1.06
1.13
1/2"
2
5/8
.76
1.88
.81
1.31
1.25
5/8"
3.1/4
3/4
1.44
2.44
1.06
1.56
1.69
3/4"
4.3/4
7/8
2.3
2.88
1.19
1.88
1.94
7/8"
6.1/2
1
3.5
3.38
1.44
2.13
2.19
1"
8.1/2
1.1/8
5.0
3.81
1.69
2.38
2.63
1.1/8"
9.1/2
1.1/4
7.0
4.25
1.75
2.63
2.88
1.1/4"
12
1.3/8
9.5
4.69
2.00
3.00
3.13
1.3/8"
13.1/2
1.1/2
13.0
5.31
2.13
3.25
3.50
1.1/2"
17
1.5/8
16.5
5.69
2.31
3.50
3.75
1.3/4"
25
2
29.0
7.06
2.88
4.25
4.88
2"
35
2.1/4
43.0
7.75
3.31
4.88
5.44
2.1/4"
45
2.1/2
59.4
9.25
3.63
5.25
5.50
2.1/2"
55
2.3/4
86.0
10.75
4.13
5.88
7.25
3"
85
3.1/4
119.5
13.75
4.88
6.75
7.63

STAINLESS SCREW PIN ANCHOR SHACKLES

Dimensions same as Galvanized Screw Pin Anchor Shackles

TYPE 304 or 316, forged.

Size
Working Load Limit in
Pounds
Pin Diameter in
Inches
Approximate
Weight each in
Pounds
1/4"
450
5/16
.10
5/16"
650
3/8
.18
3/8"
1,000
7/16
.29
1/2"
1,990
5/8
.74
5/8"
3,050
3/4
1.4
3/4"
4,475
7/8
2.3
7/8"
6,000
1
3.5
1"
7,950
1.1/8
5.1

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GALVANIZED SCREW PIN CHAIN SHACKLES

CAUTION: NEVER EXCEED THE WORKING LOAD LIMIT. Do not use screw pin shackles if the pin can roll under load and unscrew. Read important warnings and safety information here.

Click here to request a price quote or ask a question.

According to Federal Specification RR-C-271D, Type IV B, Class 2, Grade A, Amendment 1. Hot galvanized, forged carbon steel, heat treated, with alloy pins. Permanently marked with size and Working Load Limit.

Size
(A)
Working
Load Limit
in Tons
Pin Diam.
in Inches
(B)
Approx.
Weight Each
in Pounds
Dimensions in Inches
C
D
E
1/4"
1/2
5/16
.09
.88
.50
.63
5/16"
3/4
3/8
.17
1.00
.53
.78
3/8"
1
7/16
.32
1.28
.69
.97
1/2"
2
5/8
.80
1.72
.84
1.28
5/8"
3.1/4
3/4
1.3
2.03
1.06
1.50
3/4"
4.3/4
7/8
2.2
2.41
1.25
1.81
7/8"
6.1/2
1
3.2
2.91
1.72
2.13
1"
8.1/2
1.1/8
5.1
3.25
1.75
2.38
1.1/8"
9.1/2
1.1/4
6.5
3.56
1.81
2.63
1.1/4"
12
1.3/8
9.0
3.97
2.00
2.91
1.3/8"
13.1/2
1.1/2
12.2
4.56
2.19
3.25
1.1/2"
17
1.5/8
17.0
5.00
2.34
3.50
1.3/4"
25
2
25.5
6.00
2.88
4.38
2"
35
2.1/4
37.0
7.00
3.31
4.91
2.1/2"
55
2.3/4
75.0
8.00
4.13
5.88
3"
85
3.1/4
108.0
8.25
5.25
6.75

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GALVANIZED ROUND PIN ANCHOR SHACKLES

CAUTION: NEVER EXCEED THE WORKING LOAD LIMIT.

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According to Federal Specification RR-C-271D, Type IV A, Class 1, Grade A, Amendment 1. Hot galvanized, forged carbon steel, heat treated, with alloy pins. Permanently marked with size and Working Load Limit.

Size
(A)
Working
Load Limit
in Tons
Pin Diam.
in Inches
(B)
Approx.
Weight Each
in Pounds
Dimensions in Inches
C
D
E
F
5/16"
3/4
3/8
.19
1.25
.53
.81
.84
3/8"
1
7/16
.33
1.44
.63
.97
1.00
1/2"
2
5/8
.76
1.88
.81
1.25
1.25
5/8"
3.1/4
3/4
1.44
2.44
1.06
1.56
1.69
3/4"
4.3/4
7/8
2.3
2.88
1.19
1.88
1.94
7/8"
6.1/2
1
3.5
3.38
1.44
2.13
2.19
1"
8.1/2
1.1/8
5.0
3.81
1.63
2.38
2.63

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GALVANIZED BOLT TYPE ANCHOR SHACKLES

CAUTION: NEVER EXCEED THE WORKING LOAD LIMIT. Read important warnings and safety information here.

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Sizes 1/2" through 2" also available in DOMESTIC

According to Federal Specification RR-C-271D, Type IV A, Class 3, Grade A, Amendment 1. Hot galvanized, forged carbon steel, heat treated, with alloy bolts. Permanently marked with size and Working Load Limit.

Size
(A)
Working
Load Limit
in Tons
Bolt Diam.
in Inches
(B)
Approx.
Weight Each
in Pounds
Dimensions in Inches
C
D
E
F
1/2"
2
5/8
.9
1.88
.81
1.31
1.25
5/8"
3.1/4
3/4
1.6
2.44
1.06
1.56
1.69
3/4"
4.3/4
7/8
2.8
2.88
1.19
1.88
1.94
7/8"
6.1/2
1
4.2
3.38
1.44
2.13
2.19
1"
8.1/2
1.1/8
6.4
3.81
1.69
2.38
2.63
1.1/8"
9.1/2
1.1/4
8.3
4.25
1.75
2.63
2.88
1.1/4"
12
1.3/8
11.7
4.69
2.00
3.00
3.13
1.3/8"
13.1/2
1.1/2
15.6
5.31
2.13
3.25
3.50
1.1/2"
17
1.5/8
19.7
5.69
2.31
3.50
3.75
1.3/4"
25
2
32.6
7.06
2.88
4.25
4.88
2"
35
2.1/4
48.3
7.75
3.31
4.88
5.44
2.1/4"
45
2.1/2
67.0
9.25
3.63
5.25
5.50
2.1/2"
55
2.3/4
94.0
10.75
4.13
5.88
7.25
3"
85
3.1/4
145.0
13.75
4.88
6.75
7.63
3.1/2"
120
3.3/4
250.0
15.75
5.75
8.13
9.50
4"
150
4.1/4
358.0
17.50
6.63
9.00
10.75

STAINLESS BOLT TYPE ANCHOR SHACKLES

TYPE 304 or 316. Forged.

Size
Working Load
Limit in Pounds
Bolt Diameter
in Inches
Approximate
Weight Each in
Pounds
1/2"
1,990
5/8
.93
5/8"
3,050
3/4
1.81
3/4"
4,475
7/8
2.75
7/8"
6,000
1
4.20
Dimensions same as galvanized Bolt Type Anchor Shackles.

ALLOY STEEL BOLT TYPE ANCHOR SHACKLES

CAUTION: NEVER EXCEED THE WORKING LOAD LIMIT.
Read important warnings and safety information here.

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According to Federal Specification RR-C-271D, Type IV B, Class 3, Grade B, Amendment 1 - for sizes 1.1/2" through 3". All sizes forged all=alloy steel, heat treated. Permanently marked with size and Working Load Limit.

Size
(A)
Working
Load Limit
in Tons
Bolt Diam.
in Inches
(B)
Approx.
Weight Each
in Pounds
Dimensions in Inches
C
D
E
F
1.1/2"
30
1.5/8
19.7
6.00
2.31
3.63
3.75
1.3/4"
40
2
32.6
7.50
2.88
4.13
5.00
2"
50
2.1/4
48.3
8.25
3.38
4.81
6.25
2.1/2"
80
2.3/4
94.0
11.00
4.25
5.84
7.63
3"
110
3.1/4
145.0
13.75
5.13
6.75
9.00
3.1/2"
150
3.3/4
250.0
14.75
5.75
8.25
9.50
4"
175
4.1/4
358.0
17.50
6.75
9.50
11.88
4.1/4"
200
4.3/4
460.0
21.31
7.00
9.97
12.75
4.3/4"
250
5.1/8
640.0
22.50
7.88
10.50
14.13
5.1/8"
300
5.3/4
810.0
25.50
8.25
11.00
15.75
5.3/4"
400
6.1/8
1,140.0
30.25
9.0
12.62
17.62
6.1/8"
500
6.3/4
1,380.0
30.50
9.88
14.00
19.63
8"
750
8.1/2
3,070.0
32.50
13.38
17.00
23.00
9.1/2"
1,000
10
5,150.0
39.00
15.50
20.00
29.13

Some shackles sizes 2.1/2" (80 Tons) and larger are painted with aluminum base paint finish. Some shackles sizes 2" and larger are supplied with nut and cotter pin on both ends of bolt.

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ALLOY TOWING SHACKLES

CAUTION: NEVER EXCEED THE WORKING LOAD LIMIT. Read important warnings and safety information here.

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Hot galvanized, forged, heat treated, all alloy steel, extra wide opening for hawser thimbles, permanently marked with size and Working Load Limit.

Size
(A)
Working
Load Limit
in Tons
Bolt Diam.
in Inches
(B)
Mouth
Opening
(D)
Approx.
Wt. Each
in Pounds
Dimensions in Inches
C
E
F
1.1/2"
22
1.7/8
4.19
27.5
8.50
3.75
6.25
1.3/4"
30
2
5.00
40
9.75
4.38
6.88
2"
40
2.1/4
5.75
56
10.75
5.00
8.13
2.1/2"
55
2.3/4
6.50
106
12.38
6.00
8.38
3"
80
3.1/4
7.25
157
13.00
6.75
10.00

REPLACEMENT BOLTS FOR ALLOY TOWING SHACKLES

Intended for use with KULKONI Towing Shackles (shown above) only. Complete with bolt, nut, and cotter pin, alloy steel, hot galvanized.

Diameter
Inches
Fits shackle
size
Approx.
Weight Each
in Pounds
1.7/8"
1.1/2"
10.7
2"
1.3/4"
13.6
2.1/4"
2"
20.0
2.3/4"
2.1/2"
34.7
3.1/4"
3"
52.6

GALVANIZED BOLT TYPE CHAIN SHACKLES

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According to Federal Specification RR-C-271D, Type IV B, Class 3, Grade A, Amendment 1. Hot galvanized, forged carbon steel, heat treated, with alloy bolts. Permanently marked with size and Working Load Limit.

Size
(A)
Working
Load Limit
in Tons
Bolt Diam.
in Inches
(B)
Approx.
Weight Each
in Pounds
Dimensions in Inches
C
D
E
1/2"
2
5/8
.91
1.69
.81
1.25
5/8"
3.1/4
3/4
1.72
2.09
1.09
1.53
3/4"
4.3/4
7/8
2.7
2.44
1.28
1.81
7/8"
6.1/2
1
3.94
2.94
1.47
2.13
1"
8.1/2
1.1/8
5.75
3.25
1.69
2.38
1.1/8"
9.1/2
1.1/4
8.0
3.56
1.84
2.69
1.1/4"
12
1.3/8
10.5
3.94
2.00
2.94
1.3/8"
13.1/2
1.1/2
13.1
4.50
2.25
3.34
1.1/2"
17
1.5/8
18.3
5.00
2.31
3.63
1.3/4"
25
2
29.3
6.00
2.88
4.13
2"
35
2.1/4
44.3
7.00
3.25
4.75
2.1/2"
55
2.3/4
94
8.50
4.25
5.75
3"
85
3.1/4
160
9.44
4.88
6.38
3.1/2"
120
3.3/4
250
10.00
5.50
7.75

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