Description
Schaefer 1/4" Stamped D Shackle | Boat Supply Store
This Schaefer Marine Stamped "D" Shackle is engineered for demanding marine environments, providing a robust connection point for essential rigging and towing applications. With a substantial 1/4" pin diameter and an impressive Safe Working Load Limit (SWL) of 1750 lbs (795 kg), it ensures the integrity of critical gear on vessels navigating coastal waters or offshore routes. Its construction offers the durability required for secure attachment of halyards, control lines, or temporary mooring, making it indispensable for serious mariners.
Key Features
- Secure stamped "D" design for unwavering connection
- Robust 1/4" pin diameter for superior strength
- High-capacity 1750 lbs (795 kg) Safe Working Load Limit (SWL)
- Durable construction built for harsh marine conditions
- Versatile application for rigging, towing, and securing
- Precisely machined for smooth pin operation
- Lightweight at only 1.1 oz (31 g) to minimize system weight
- Reliable connection from a trusted marine hardware manufacturer
Specifications
| Product Specifications | |
|---|---|
| Pin Diameter | 1/4" (6 mm) |
| Depth | 1" (25 mm) |
| Width | 11/16" (17 mm) |
| Safe Working Load Limit (SWL) | 1750 lbs (795 kg) |
| Weight | 1.1 oz (31 g) |
| MPN | 93-21 |
Who This Is For
Sailors and boaters requiring a dependable and high-strength connection point for critical rigging, towing, or securing of onboard equipment. Marine professionals will also find this shackle invaluable for its specified load ratings and durable construction.
How It Compares
| Feature | Schaefer 1/4" Stamped D Shackle | Competitor |
|---|---|---|
| Pin Diameter | 1/4" (6 mm) | — |
| Safe Working Load Limit (SWL) | 1750 lbs (795 kg) | — |
| Depth | 1" (25 mm) | Approx. 1.06" (27mm), Approx. 1.02" |
| Width | 11/16" (17 mm) | Approx. 0.71" (18mm), Approx. 0.67" |
| Weight | 1.1 oz (31 g) | Approx. 1.0 oz (28g), Approx. 1.0 oz |
Common Concerns Answered
Why might a new shackle be difficult to open or close?
Occasionally, shackles with very precise manufacturing tolerances, like this Schaefer model, can exhibit a slightly stiff action when new. This is a testament to their tight construction and typically resolves with a few cycles of use, ensuring a secure fit.
Is this shackle worth the price compared to cheaper alternatives?
While the initial cost may be higher than generic options, the Schaefer Stamped "D" Shackle's superior material, robust construction, and certified Safe Working Load Limit (SWL) of 1750 lbs provide significantly enhanced reliability and longevity, justifying the investment for critical marine applications where failure is not an option.
What differentiates this shackle from non-marine grade hardware?
This Schaefer shackle is manufactured with marine-grade materials and undergoes rigorous testing to meet specific load ratings, ensuring corrosion resistance and dependable performance in saltwater environments. Non-marine grade shackles lack these critical assurances.
Frequently Asked Questions
What is the working load limit (SWL) of the Schaefer Stamped "D" Shackle - 1/4"?
The Safe Working Load Limit (SWL) for the Schaefer Stamped "D" Shackle - 1/4" is 1750 lbs (795 kg).
What are the dimensions of the Schaefer Stamped "D" Shackle - 1/4"?
The dimensions are a pin diameter of 1/4" (6 mm), a depth of 1" (25 mm), and a width of 11/16" (17 mm).
What material is the Schaefer Stamped "D" Shackle - 1/4" made from?
While the specific alloy is not detailed in the provided data, Schaefer Marine products are known for utilizing high-quality, marine-grade materials engineered for exceptional strength and corrosion resistance in harsh environments.
What is the weight of the Schaefer Stamped "D" Shackle - 1/4"?
The Schaefer Stamped "D" Shackle - 1/4" weighs 1.1 oz (31 g).
What are common applications for a 1/4" D shackle?
Common applications include connecting sheets or control lines to sails, securing halyards at the masthead, attaching docking lines, creating quick connect points for fenders, or rigging anchor rode connections where a secure and temporary link is required.
