Description
This screw pin chain shackle has a narrow D shape that keeps an in-line load centered. The screw pin opens by hand. The WLL is 650 to 10,000 lb, depending on size.
It is used for chain connections, rigging points and hardware that you install and remove regularly.
Features
- Precision cast body
- Cast construction
- Screw pin closure
Specifications
| Material | 316 Stainless Steel (AISI 316) |
|---|---|
| Working load limit | 650 to 10,000 lb, by size |
| Sizes | 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 5/8", 3/4", 7/8", 1" |
| Weight per piece | 0.08 to 4.25 lb, by size |
Dimensions by Size

| Part No. | Size | A: Body diameter | B: Pin diameter | C: Inside width | D: Inside length | Weight (lb) | WLL (lb) |
|---|---|---|---|---|---|---|---|
| MT6CHK-316 | 3/16" | 3/16" | 1/4" | 3/8" | 3/4" | 0.08 | 650 |
| MT6CHK-14 | 1/4" | 1/4" | 5/16" | 15/32" | 7/8" | 0.10 | 880 |
| MT6CHK-516 | 5/16" | 5/16" | 3/8" | 1/2" | 1" | 0.18 | 1,300 |
| MT6CHK-38 | 3/8" | 3/8" | 7/16" | 5/8" | 1-1/4" | 0.31 | 1,500 |
| MT6CHK-716 | 7/16" | 7/16" | 1/2" | 3/4" | 1-7/16" | 0.45 | 2,000 |
| MT6CHK-12 | 1/2" | 1/2" | 5/8" | 7/8" | 1-5/8" | 0.68 | 3,000 |
| MT6CHK-58 | 5/8" | 5/8" | 3/4" | 1-1/16" | 2-1/8" | 1.50 | 4,000 |
| MT6CHK-34 | 3/4" | 3/4" | 7/8" | 1-3/8" | 2-3/8" | 1.98 | 6,000 |
| MT6CHK-78 | 7/8" | 7/8" | 1" | 1-1/2" | 2-13/16" | 3.30 | 8,000 |
| MT6CHK-1 | 1" | 1" | 1-3/32" | 1-11/16" | 3-9/32" | 4.25 | 10,000 |
All dimensions in inches unless noted. A = Body diameter, B = Pin diameter, C = Inside width, D = Inside length.
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