CLGR® Grade 80 Alloy Screw Pin Chain Shackle also known as Dee shackle with screw pin.
Featuring a 5:1 safety factor and a secure screw pin design, it ensures reliable performance under extreme loads.
The shackle is drop-forged, quenched, and tempered for maximum durability, with a hot-dip galvanized body and powder-coated pin providing exceptional corrosion resistance.
This Grade 80 alloy steel chain shackle is engineered for superior strength and safety in heavy-duty lifting, rigging, and marine applications.
Available in sizes from 5/16" to 2", with custom specifications and markings supported to meet project requirements.
| Brand | CLGR® |
| Origin | China |
| Grade | Grade 80 |
| Technical Notes | Meets or exceeds all requirements of ASME B30.26, Federal Specification RR-C-271, & ASTM A148M. |
| Safety Factor | 5: 1 |
| Material | Superior Alloy Steel |
| Processing | Drop Forged / Quenched and Tempered |
| Finish | Body: Hot Dipped Galvanized Pin: Powder Coated |
| Size | 5/16”, 3/8”, 7/16”, 1/2”, 5/8”, 3/4”, 7/8”, 1”, 1-1/8”, 1-1/4”, 1-3/8”, 1-1/2”, 1-3/4”, 2” |
| Tips | Special specification and marks can be made according to customers' requirements |

Part No. | Size | Weight/LBS | WLL/T | B.L/T | A±1.5 | D±1 | L±3 | N |
CR-8-CS+S-5/16 | 5/16″ | 0.17 | 1.2 | 6 | 13.5 | 8 | 48.5 | 9.5 |
CR-8-CS+S-3/8 | 3/8″ | 0.28 | 1.6 | 8 | 16.8 | 9.7 | 58.4 | 11 |
CR-8-CS+S-7/16 | 7/16″ | 0.43 | 2.5 | 12.5 | 19 | 11.2 | 67.6 | 13 |
CR-8-CS+S-1/2 | 1/2′ | 0.59 | 3.3 | 16.5 | 20.6 | 12.7 | 77 | 16 |
CR-8-CS+S-5/8 | 5/8″ | 1.25 | 5 | 25 | 27 | 17.5 | 97.3 | 19 |
CR-8-CS+S-3/4 | 3/4″ | 2.63 | 7 | 35 | 32 | 20.6 | 116.6 | 22 |
CR-8-CS+S-7/8 | 7/8″ | 3.16 | 9.5 | 47.5 | 36.6 | 24.6 | 135.4 | 25 |
CR-8-CS+S-1/1 | 1″ | 4.75 | 12.5 | 62.5 | 43 | 27 | 152.4 | 28 |
CR-8-CS+S-1-1/8 | 1-1/8″ | 6.75 | 15 | 75 | 46 | 31.8 | 172.4 | 32 |
CR-8-CS+S-1-1/4 | 1-1/4″ | 9.06 | 18 | 90 | 51.6 | 35 | 190.5 | 35 |
CR-8-CS+S-1-3/8 | 1-3/8″ | 11.63 | 21 | 105 | 57 | 35 | 206.8 | 38 |
CR-8-CS+S-1-1/2 | 1-1/2″ | 15.95 | 30 | 150 | 60.5 | 41 | 230.1 | 42 |
CR-8-CS+S-1-3/4 | 1/3/4″ | 26.75 | 40 | 200 | 73.2 | 53.8 | 279 | 51 |
CR-8-CS+S-2/1 | 2″ | 42.31 | 55 | 275 | 82.5 | 61 | 324.6 | 57 |