Description
Harken 45mm Single Block w/Swivel | Boat Supply Store
Engineered for demanding marine applications, this Harken block provides exceptional strength and durability for efficient load distribution on your vessel. Its robust construction supports a maximum line diameter of 12mm and boasts a working load limit of 700kg, ensuring reliable performance on various sailboat rigging systems. The forged aluminum sideplates with hardcoat anodization offer superior corrosion resistance, making it a steadfast component even in harsh saltwater environments.
Key Features
- Forged aluminum sideplates ensure superior structural integrity.
- Compound curve design enhances strength and reduces sheave wear.
- Proven journal bearing delivers exceptionally smooth operation under load.
- Hardcoat-anodized finish provides robust corrosion resistance in marine conditions.
- Tough composite bearing sheave guarantees extended service life.
- Swiveling head allows for versatile and optimized line routing.
- High working load limit of 700kg handles significant forces.
- Accommodates up to 12mm line diameter for broad rigging compatibility.
Specifications
| Product Specifications | |
|---|---|
| Sheave Diameter | 45mm |
| Length | 102mm |
| Weight | 103g |
| Shackle Pin Diameter | 6mm |
| Maximum Line Diameter | 12mm |
| Maximum Working Load | 700kg |
| Breaking Load | 1400kg |
| Sideplate Material | Forged Aluminum with Hardcoat Anodization |
| Sheave Material | Composite Bearing |
Who This Is For
Sailors and boaters requiring a dependable, corrosion-resistant, and economical single block for diverse rigging needs on dinghies, sailboats, and smaller yachts. This block is suitable for those prioritizing strength and longevity at a competitive price point.
How It Compares
| Feature | Harken 45mm Single Block w/Swivel | Competitor |
|---|---|---|
| Sheave Diameter | 45mm | — |
| Max Line Diameter | 12mm | — |
| Max Working Load | 700kg | — |
| Sideplate Material | Forged Aluminum | Composite, Composite |
Common Concerns Answered
Does the 'Element' series offer the same refinement as Harken's higher-end blocks?
While the 'Element' series is designed to offer excellent value and performance, it may not possess the same level of intricate refinement found in Harken's premium lines. However, this difference is deliberately balanced against a more accessible price point, providing robust functionality for its intended applications.
Is sheave wear a concern with this composite bearing sheave?
Composite sheaves are designed for durability and long service life. While extended, exceptionally heavy-duty use might eventually lead to observable wear, this is typical for most composite sheaves across the industry and does not typically affect performance significantly for the majority of users.
Can I use this block in saltwater environments?
Absolutely. The hardcoat-anodized forged aluminum sideplates are specifically engineered for superior corrosion resistance, making this block highly suitable for demanding saltwater applications.
Frequently Asked Questions
What is the maximum line diameter this Harken block can accommodate?
The Harken 45mm Single Element Block is designed to accommodate a maximum line diameter of 12mm.
What is the working load limit for the Harken 45mm Single Element Block?
The maximum working load limit for the Harken 45mm Single Element Block is 700kg.
What materials are used in the construction of the Harken 45mm Single Element Block?
This block features forged aluminum sideplates with hardcoat anodization and a tough composite bearing sheave.
Is this block suitable for saltwater use?
Yes, the hardcoat-anodized forged aluminum sideplates provide excellent corrosion resistance, making it well-suited for saltwater environments.
What is the breaking load of the Harken 45mm Single Element Block?
The breaking load of the Harken 45mm Single Element Block is rated at 1400kg.
