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- Crosby 'A347' Welded Link Assembly, WLL Range from 2.4 tonnes to 67 tonnes

Crosby 'A347' Welded Link Assembly, WLL Range from 2.4 tonnes to 67 tonnes
Crosby A347 Welded Master Link Assembly. WLL Range from 2400kg to 67,000kg
Crosby A-347 / CWLA-2699


Ultimate Load is 5 times the Working Load Limit. Applications with wire rope and synthetic sling generally require a design factor of 5. Based on single leg sling (in-line load), or resultant load on multiple legs with an included angle less than or equal to 120 degrees. ** Proof Test Load equals or exceeds the requirement of ASTM A952(8.1) and ASME B30.9.
- Alloy Steel — Quenched and Tempered.
- Individually Proof Tested to values shown, with certification.
- Proof Tested with 70% inside width special fixtures sized to prevent localized point loading per EN 1677-4.
- Forgings have a Product Identification Code (PIC) for material traceability, along with the size, the name Crosby or "CG".
- 347 master links are type approved to DNV Certification Notes 2.7-1- Offshore Containers. These Crosby master links are 100% proof tested and impact tested.The tests are conducted by Crosby and 3.1 test certification is available upon request.
- Engineered Flat for use with S-1325A coupler link.
- Meets or exceeds all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, these links meet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26.
Metric Dimensions & Specifications
Size | A-347 Stock No. |
Weight Each (kg) | Working Load Limit (t)* | Proof Load (kN)** | Dimensions (mm) |
Engineered Flat Size for S-1325A (mm) |
|||||||
(mm) | (in.) | A | B | C | D | E | F | G | |||||
13/12 | 1/2 | 1257692 | 0.81 | 2.40 | 59 | 13.0 | 60.0 | 120 | 12.0 | 85.0 | 45.0 | 6.50 | 6 |
17/13 | 11/16 | 1257762 | 1.56 | 4.10 | 101 | 17.0 | 90.0 | 160 | 13.0 | 120 | 60.0 | 6.50 | 7 |
19/13 | 3/4 | 1257832 | 1.80 | 4.25 | 104 | 19.0 | 90.0 | 160 | 13.0 | 120 | 60.0 | 6.50 | 8 |
22/20 | 7/8 | 1257977 | 3.93 | 8.50 | 208 | 22.0 | 90.0 | 170 | 20.0 | 150 | 80.0 | 8.50 | – |
22/17 | 7/8 | 1257972 | 3.35 | 6.7 | 164 | 22.0 | 100 | 180 | 17.0 | 160 | 90.0 | 8.50 | 10 |
22/16 | 7/8 | 1257979 | 3.53 | 5.80 | 142 | 22.0 | 145 | 275 | 16.0 | 120 | 60.0 | 8.50 | – |
25/20 | 1 | 1258122 | 4.65 | 10.7 | 262 | 25.0 | 100 | 190 | 20.0 | 150 | 80.0 | 8.50 | – |
25/19 | 1 | 1258102 | 5.51 | 8.90 | 218 | 25.0 | 145 | 275 | 19.0 | 160 | 90.0 | 8.50 | – |
28/22 | 1-1/8 | 1258162 | 6.40 | 12.9 | 316 | 28.0 | 110 | 210 | 22.0 | 170 | 90.0 | 10.5 | – |
28/22 | 1-1/8 | 1258142 | 7.17 | 14.5 | 355 | 28.0 | 145 | 275 | 22.0 | 180 | 100 | 10.5 | 13 |
31/25 | 1-7/32 | 1258182 | 9.72 | 17.0 | 417 | 31.0 | 145 | 275 | 25.0 | 205 | 115 | 13.5 | 16 |
32/25 | 1-1/4 | 1258202 | 9.92 | 17.0 | 417 | 32.0 | 140 | 270 | 25.0 | 190 | 100 | 13.5 | – |
36/28 | 1-3/8 | 1258222 | 12.20 | 23.6 | 579 | 36.0 | 145 | 275 | 28.0 | 190 | 100 | 13.5 | – |
38/32 | 1-1/2 | 1258224 | 18.23 | 28.1 | 689 | 38.0 | 140 | 270 | 32.0 | 270 | 140 | 16.7 | – |
40/31 | 1-9/16 | 1258332 | 18.68 | 28.1 | 689 | 40.0 | 160 | 300 | 31.0 | 275 | 145 | 16.7 | – |
45/38 | 1-3/4 | 1258422 | 27.96 | 38.3 | 939 | 45.0 | 170 | 320 | 38.0 | 270 | 140 | – | – |
45/36 | 1-3/4 | 1258402 | 26.56 | 38.3 | 939 | 45.0 | 180 | 340 | 36.0 | 285 | 155 | – | – |
50/38 | 2 | 1258442 | 32.86 | 45.0 | 1103 | 50.0 | 200 | 380 | 38.0 | 270 | 140 | – | – |
51/45 | 2 | 1258462 | 42.92 | 45.0 | 1103 | 51.0 | 190 | 350 | 45.0 | 340 | 180 | – | – |
57/50 | 2-1/4 | 1258482 | 59.70 | 67.0 | 1643 | 57.0 | 203 | 406 | 50.0 | 380 | 200 | – | – |

Ultimate Load is 5 times the Working Load Limit. Applications with wire rope and synthetic sling generally require a design factor of 5. Based on single leg sling (in-line load), or resultant load on multiple legs with an included angle less than or equal to 120 degrees. ** Proof Test Load equals or exceeds the requirement of ASTM A952(8.1) and ASME B30.9.
- Alloy Steel — Quenched and Tempered.
- Individually Proof Tested to values shown, with certification.
- Proof Tested with 70% inside width special fixtures sized to prevent localized point loading per EN 1677-4.
- Forgings have a Product Identification Code (PIC) for material traceability, along with the size, the name Crosby or "CG".
- 347 master links are type approved to DNV Certification Notes 2.7-1- Offshore Containers. These Crosby master links are 100% proof tested and impact tested.The tests are conducted by Crosby and 3.1 test certification is available upon request.
- Engineered Flat for use with S-1325A coupler link.
- Meets or exceeds all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, these links meet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26.
Metric Dimensions & Specifications
Size | A-347 Stock No. |
Weight Each (kg) | Working Load Limit (t)* | Proof Load (kN)** | Dimensions (mm) |
Engineered Flat Size for S-1325A (mm) |
|||||||
(mm) | (in.) | A | B | C | D | E | F | G | |||||
13/12 | 1/2 | 1257692 | 0.81 | 2.40 | 59 | 13.0 | 60.0 | 120 | 12.0 | 85.0 | 45.0 | 6.50 | 6 |
17/13 | 11/16 | 1257762 | 1.56 | 4.10 | 101 | 17.0 | 90.0 | 160 | 13.0 | 120 | 60.0 | 6.50 | 7 |
19/13 | 3/4 | 1257832 | 1.80 | 4.25 | 104 | 19.0 | 90.0 | 160 | 13.0 | 120 | 60.0 | 6.50 | 8 |
22/20 | 7/8 | 1257977 | 3.93 | 8.50 | 208 | 22.0 | 90.0 | 170 | 20.0 | 150 | 80.0 | 8.50 | – |
22/17 | 7/8 | 1257972 | 3.35 | 6.7 | 164 | 22.0 | 100 | 180 | 17.0 | 160 | 90.0 | 8.50 | 10 |
22/16 | 7/8 | 1257979 | 3.53 | 5.80 | 142 | 22.0 | 145 | 275 | 16.0 | 120 | 60.0 | 8.50 | – |
25/20 | 1 | 1258122 | 4.65 | 10.7 | 262 | 25.0 | 100 | 190 | 20.0 | 150 | 80.0 | 8.50 | – |
25/19 | 1 | 1258102 | 5.51 | 8.90 | 218 | 25.0 | 145 | 275 | 19.0 | 160 | 90.0 | 8.50 | – |
28/22 | 1-1/8 | 1258162 | 6.40 | 12.9 | 316 | 28.0 | 110 | 210 | 22.0 | 170 | 90.0 | 10.5 | – |
28/22 | 1-1/8 | 1258142 | 7.17 | 14.5 | 355 | 28.0 | 145 | 275 | 22.0 | 180 | 100 | 10.5 | 13 |
31/25 | 1-7/32 | 1258182 | 9.72 | 17.0 | 417 | 31.0 | 145 | 275 | 25.0 | 205 | 115 | 13.5 | 16 |
32/25 | 1-1/4 | 1258202 | 9.92 | 17.0 | 417 | 32.0 | 140 | 270 | 25.0 | 190 | 100 | 13.5 | – |
36/28 | 1-3/8 | 1258222 | 12.20 | 23.6 | 579 | 36.0 | 145 | 275 | 28.0 | 190 | 100 | 13.5 | – |
38/32 | 1-1/2 | 1258224 | 18.23 | 28.1 | 689 | 38.0 | 140 | 270 | 32.0 | 270 | 140 | 16.7 | – |
40/31 | 1-9/16 | 1258332 | 18.68 | 28.1 | 689 | 40.0 | 160 | 300 | 31.0 | 275 | 145 | 16.7 | – |
45/38 | 1-3/4 | 1258422 | 27.96 | 38.3 | 939 | 45.0 | 170 | 320 | 38.0 | 270 | 140 | – | – |
45/36 | 1-3/4 | 1258402 | 26.56 | 38.3 | 939 | 45.0 | 180 | 340 | 36.0 | 285 | 155 | – | – |
50/38 | 2 | 1258442 | 32.86 | 45.0 | 1103 | 50.0 | 200 | 380 | 38.0 | 270 | 140 | – | – |
51/45 | 2 | 1258462 | 42.92 | 45.0 | 1103 | 51.0 | 190 | 350 | 45.0 | 340 | 180 | – | – |
57/50 | 2-1/4 | 1258482 | 59.70 | 67.0 | 1643 | 57.0 | 203 | 406 | 50.0 | 380 | 200 | – | – |

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