Description
Wichard Captive Pin Bow Shackle 4mm | Boat Supply Store
Preventing accidental detachment in harsh marine conditions, this 4mm captive pin bow shackle is forged from grade 316L stainless steel, offering superior tensile strength and significant corrosion resistance. It provides a Working Load Limit (WLL) of 440 lb and a Breaking Load of 2200 lb, ensuring robust performance for demanding rigging tasks on vessels operating in saltwater environments. Its unique design ensures the pin remains secured even under extreme vibration, a critical factor for offshore sailing or heavy-duty towing applications.
Key Features
- Unlostable Pin: Captive pin design inherently prevents pin detachment, even under severe vibration.
- Superior Strength: Forged from high-grade 316L stainless steel for exceptional durability and load capacity.
- Corrosion Resistance: 316L stainless steel construction ensures longevity in corrosive saltwater environments.
- High Load Ratings: Boasts a 440 lb Working Load Limit (WLL) and 2200 lb Breaking Load for critical applications.
- Single-Handed Operation: Engineered for safe and efficient attachment and detachment with one hand.
- Vibration Secure: Pin locks into indentations, actively resisting loosening from operational vibrations.
- Marine Certified: Features CE marking, indicating compliance with European safety standards.
- Versatile Application: Suitable for industrial lifting and general marine use requiring substantial load bearing and security.
Specifications
| Product Specifications | |
|---|---|
| Diameter | 4mm (5/32") |
| Material | 316 Stainless Steel |
| Working Load Limit (WLL) | 440 lb |
| Breaking Load | 2200 lb |
| Weight | 0.022 lb |
| Dimension A | 45/64" |
| Dimension B | 5/16" |
| Dimension C | 13/64" |
| Dimension D | 23/64" |
| Dimension D diameter | 5/32" |
| Dimension E | 5/32" |
| Dimension M | 53/64" |
| Safety Certification | CE marking |
Who This Is For
Sailors, boaters, and marine professionals requiring a secure, reliable, and easy-to-operate shackle where the risk of pin loss is a critical concern. Ideal for applications demanding enhanced security and resistance to vibration-induced loosening.
How It Compares
| Feature | Wichard Captive Pin Bow Shackle 4mm | HSE Captive Pin Bow Shackle |
|---|---|---|
| Material | 316L Stainless Steel | 316 Stainless Steel |
| Pin Type | Captive Pin | Captive Pin |
| Working Load Limit (WLL) | 440 lb | 350 lb, 400 lb |
| Breaking Load | 2200 lb | 1500 lb, 1800 lb |
| Diameter | 4mm (5/32") | — |
Common Concerns Answered
Will the pin of this shackle loosen and become lost?
No, the Wichard Captive Pin Bow Shackle features a unique captive pin design that locks into indentations, preventing loosening from vibrations and ensuring the pin remains attached to the body.
Is this shackle suitable for heavy-duty marine use?
Yes, forged from 316L stainless steel, it offers outstanding working (440 lb) and breaking (2200 lb) loads, making it robust for demanding marine applications and industrial lifting.
Is the price higher than standard shackles?
While the price may be higher than non-captive pin shackles, the Wichard Captive Pin Bow Shackle provides enhanced security and reliability, justifying the investment for critical rigging points where pin security is paramount.
Frequently Asked Questions
What is the working load limit (WLL) for the Wichard Captive Pin Bow Shackle - 4mm?
The Working Load Limit (WLL) for the Wichard Captive Pin Bow Shackle - 4mm is 440 lb.
What material is the Wichard Captive Pin Bow Shackle made from?
The Wichard Captive Pin Bow Shackle is forged from grade 316L stainless steel.
What are the dimensions of the Wichard Captive Pin Bow Shackle - 4mm?
The 4mm shackle has the following dimensions: A=45/64", B=5/16", C=13/64", D=23/64", D diameter=5/32", E=5/32", M=53/64".
Can the pin of this shackle be lost?
No, the captive pin design ensures the pin remains attached to the shackle body, even when opened, preventing loss under vibration.
What applications is this shackle suitable for?
This shackle is suitable for industrial lifting and general marine use, particularly when ample room or attachment of multiple lines is required, and where pin security is essential.
