WORKING LOAD LIMIT: 3/4 TO 35 TONS
CM Super Strong Shackles are carbon-type shackles with strength ratings that are 17 to 50% stronger than comparable sized carbon shackles. As a result, these shackles are designed with a 6:1 design factor. Chain shackles are best suited for straight-line pulls.
Features & Benefits
- Manufactured from technically advanced micro alloy steel with optimal hardness for strength and ductility.
- Shackles show major deformation before failure
- Working load limit and traceability codes shown as permanent markings on body
- All shackles have alloy quenched and tempered pins
- Available in sizes 1/4″ to 2″
- Available finishes include powder coated, galvanized or self-colored
- Shackles meet dimensional requirements and exceed RR-C-271
- Special testing and certification is available upon request at the time of the order
- Note: Screw pin and bolt/nut/cotter shackles have a 6:1 design factor. Round pin shackles have 5:1 design factor.
| Size D (inches) |
WLL (ton) |
Std Pkg. |
Weight (lbs.) |
Dimensions (Inches) | ||||
| P | E | W | R | L | ||||
| 1/4 | 3/4 | 50 | 0.12 | 0.31 | 0.36 | 0.47 | 0.75 | 0.88 |
| 5/16 | 1 | 50 | 0.20 | 0.38 | 0.46 | 0.56 | 0.84 | 1.03 |
| 3/8 | 1-1/2 | 50 | 0.30 | 0.44 | 0.52 | 0.66 | 0.99 | 1.25 |
| 1/2 | 3 | 50 | 0.75 | 0.63 | 0.70 | 0.84 | 1.25 | 1.69 |
| 5/8 | 4-1/2 | 25 | 1.30 | 0.75 | 0.83 | 1.09 | 1.58 | 2.00 |
| 3/4 | 6-1/2 | 10 | 2.30 | 0.88 | 0.95 | 1.25 | 1.89 | 2.38 |
| 7/8 | 8-1/2 | 10 | 3.50 | 1.00 | 1.09 | 1.44 | 2.14 | 2.88 |
| 1 | 10 | 5 | 5.00 | 1.13 | 1.22 | 1.72 | 2.41 | 3.19 |
| 1-1/8 | 12 | Bulk | 7.00 | 1.25 | 1.34 | 1.81 | 2.69 | 3.56 |
| 1-1/4 | 14 | Bulk | 9.50 | 1.38 | 1.50 | 2.03 | 3.13 | 3.94 |
| 1-3/8 | 17 | Bulk | 12.50 | 1.50 | 1.63 | 2.25 | 3.32 | 4.44 |
| 1-1/2 | 20 | Bulk | 17.20 | 1.63 | 1.78 | 2.38 | 3.57 | 4.88 |
| 1-5/8 | 24 | Bulk | 23.50 | 1.75 | 1.88 | 2.63 | 3.94 | 5.25 |
| 1-3/4 | 30 | Bulk | 27.70 | 2.00 | 2.13 | 2.88 | 4.06 | 5.75 |
| 2 | 35 | Bulk | 39.00 | 2.25 | 2.38 | 3.28 | 4.53 | 6.75 |
