ALLEN SHACKLES
Precision-forged Allen Shackles in marine-grade AISI 316 stainless steel featuring a conical Allen screw pin—designed for enhanced tightening, high load capacity, and rugged reliability in demanding marine and industrial applications.
Description
Gloma Nautica Allen Shackles – Forged AISI 316 Stainless Steel
For serious rigging performance, trust Gloma Nautica’s Allen Shackles—masterfully forged in AISI 316 stainless steel with a patented Allen-head, conically tapered screw pin that delivers exceptional clamping force and secure fastening under heavy load theriggingpoint.com+14glomanautica.com+14glomanautica.com+14.
Exceptional Design & Construction
Every Allen shackle by Gloma Nautica is meticulously forged to maintain grain alignment, ensuring superior strength and fatigue resistance—well beyond what cast models can offer. The hallmark conical Allen screw pin allows for maximum tightening torque using an Allen tool—providing a truly secure, vibration-resistant closure .
High Load Capacity with Certified Safety
Available in diameters from 5 mm to 12 mm, each size is rated for Working Load Limit (WLL) and breaking strength:
| Ref | Ø (mm) | A (mm) | B (mm) | WLL (kg) | Breaking Load (kg) | Pack Qty | Weight/Bag (kg) |
|---|---|---|---|---|---|---|---|
| 602 | 5 | 10 | 17 | 610 | 1,120 | 25 | 0.070 |
| 603 | 6 | 12 | 19 | 1,000 | 1,800 | 25 | 0.550 |
| 604 | 8 | 16 | 30 | 1,700 | 4,300 | 25 | 1.400 |
| 605 | 10 | 20 | 33 | 2,500 | 5,700 | 10 | 1.040 |
| 606 | 12 | 24 | 40 | 3,800 | 8,000 | 10 | 1.800 |
These ratings reflect independent testing to guarantee reliable performance across various rigging tasks.
Key Features & Benefits
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Allen-Head Conical Pin: Enables superior tightening and secure closure—ideal for high-vibration and high-load environments.
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Precision Forging: Offers enhanced structural integrity and fatigue resilience.
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Marine-Grade AISI 316: Exceptional corrosion resistance in saltwater and marine conditions.
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Wide Size Range: Options from 5 mm to 12 mm cover tasks from light deck fittings to heavy anchor rigging.
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Packaged for Professionals: Supplied in handy bags with size counts and weights for effortless inventory and deployment.
Applications
Ideal for sailboat halyards, anchor rodes, mooring bridges, block rigs, pulleys, towing eyelets, and industrial hoisting—where tight connections and vibration-proof holding are essential.
The Gloma Nautica Advantage
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Secure Design – The Allen screw pin tightens firmly using a single tool, minimizing the risk of loosening under dynamic loads.
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Superior Strength – Forging aligns metal grain for trustworthy rigging under stress.
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Marine-Proof Materials – AISI 316 stainless steel resists corrosion, even with prolonged saltwater exposure.
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Certified and Traceable – Load data is dependable.
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Spanish Quality – Made in Cabrera de Mar near Barcelona, following rigorous quality standards since 1975.
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