Open-body hook–hook turnbuckles
Open-body hook–hook turnbuckles in AISI 316 stainless steel. Compare dimensions and end fittings before enquiring.
- Material
- AISI 316 / A4

Technical drawing
Dimensions in mm, except metric thread M. Illustrative drawing, not to scale. Verify dimensions on the delivered product.
Technical drawing

D1: thread; L: body length; L1: overall length in the illustrated configuration. S: hook opening. L1 does not establish maximum travel; verify required thread engagement.
Variants and dimensional data
| D1 thread | L (mm) | L1 (mm) | S (mm) | Source working load (kg) | Source breaking load (kg) | RFQ |
|---|---|---|---|---|---|---|
| M5 | 70 | 113 | 8 | 40 | 560 | |
| M6 | 90 | 145 | 9 | 80 | 1100 | |
| M8 | 120 | 187 | 11 | 140 | 2000 | |
| M10 | 150 | 233 | 12 | 220 | 3000 | |
| M12 | 200 | 299 | 14 | 300 | 4200 | |
| M16 | 250 | 390 | 18 | 600 | 7000 |
Any load values shown are as reported by the source, not assembly certification. Products are not intended for lifting or fall protection. Verify configuration, thread engagement and service conditions.
Materials and finishes
- Material
- AISI 316 / A4
Material of the documented configuration. Specify supply conditions and finishes in the enquiry.
Documentation and supply
State the quantity, application and documentation requirements in your enquiry. Availability and configuration are confirmed for the individual requirement.
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Open-body hook–hook turnbuckles

