Chain Shackles
- Round Pin & Screw Pin
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Screw
Pin Chain Shackles Type IV B, Class 2, Grade A Fig. 361 |
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Round
Pin Chain Shackles Type IV A, Class 1, Grade A Fig. 362 |
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Meets
Design Requirements According to Federal Specification RR-C271D
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| Nominal Shackle Size (In.) | Working Load Limit (Tons) | Dimensions (In.) | Weight (Lbs.) | ||||||
| Inside Length | Inside Length | Tolerance Plus or Minus | Diameter | ||||||
| Length | Width | Pin | Outside of Eye | SPC | RPC | ||||
| 1/4 | 1/2 | 7/8 | 15/32 | 1/16 | 1/16 | 5/16 | 11/16 | .11 | .10 |
| 5/16 | 3/4 | 1-1/32 | 17/32 | 1/16 | 1/16 | 3/8 | 13/16 | .17 | .18 |
| 3/8 | 1 | 1-1/4 | 21/32 | 1/8 | 1/16 | 7/16 | 31/32 | .24 | .25 |
| 7/16 | 1-1/2 | 1-7/16 | 23/32 | 1/8 | 1/16 | 1/2 | 1-1/16 | .40 | .38 |
| 1/2 | 2 | 1-5/8 | 13/16 | 1/8 | 1/16 | 5/8 | 1-3/16 | .59 | .50 |
| 5/8 | 3-1/4 | 2 | 1-1/16 | 1/8 | 1/16 | 3/4 | 1-9/16 | 1.21 | 1.21 |
| 3/4 | 4-3/4 | 2-3/8 | 1-1/4 | 1/4 | 1/16 | 7/8 | 1-7/8 | 2.25 | 2.00 |
| 7/8 | 6-1/2 | 2-13/16 | 1-7/16 | 1/4 | 1/16 | 1 | 2-1/8 | 3.16 | 3.28 |
| 1 | 8-1/2 | 3-3/16 | 1-11/16 | 1/4 | 1/16 | 1-1/8 | 2-3/8 | 4.75 | 4.75 |
| 1-1/8 | 9-1/2 | 3-9/16 | 1-13/16 | 1/4 | 1/16 | 1-1/4 | 2-5/8 | 6.75 | 6.30 |
| 1-1/4 | 12 | 3-15/16 | 2-1/32 | 1/4 | 1/8 | 1-3/8 | 3 | 9.06 | 9.00 |
| 1-3/8 | 13-1/2 | 4-3/8 | 2-1/4 | 1/4 | 1/8 | 1-1/2 | 3-5/16 | 11.63 | 12.00 |
| 1-1/2 | 17 | 4-13/16 | 2-3/8 | 1/4 | 1/8 | 1-5/8 | 3-5/8 | 15.95 | 16.15 |
| 1-3/4 | 25 | 5-3/4 | 2-7/8 | 3/4 | 1/8 | 2 | 4-1/8 | 26.75 | 29.96 |
| 2 | 35 | 6-3/4 | 3-1/4 | 3/4 | 1/8 | 2-1/4 | 5 | 42.31 | 43.25 |
| 2-1/2 | 55 | 8 | 4-1/8 | 3/4 | 1/4 | 2-3/4 | 6 | 71.75 | - |
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DO NOT EXCEED WORK LOAD LIMIT OR 20% OF THE PRODUCT'S BREAK STRENGTH. |
