Description
Ronstan Series 40 Orbit Block | Boat Supply Store
This high-performance block is engineered for critical load-bearing applications on sailboats, efficiently managing running rigging under significant tension. Its Series 40 size accommodates line diameters up to 12mm (1/2 inch), while the robust ball bearing system ensures minimal friction and high working load capacity rated at 1000kg (2205lbs). Ideal for mainsheet systems, halyards, or control lines on keelboats operating in coastal waters or offshore environments.
Key Features
- High Load Capacity: Supports a working load of 1000kg (2205lbs).
- Low Friction: Features high-performance ball bearings for smooth operation.
- Compact Size: Series 40 block is suitable for various rigging configurations.
- Durable Construction: Built with marine-grade materials for longevity.
- Versatile Application: Ideal for mainsheets, halyards, and control lines.
- Secure Line Grip: Designed to hold lines effectively under load.
- Stand-Up Design: Facilitates easy handling and adjustment of lines.
- Efficient Performance: Minimizes friction loss in critical rigging.
Specifications
| Product Specifications | |
|---|---|
| Sheave Diameter | 40mm |
| Max Line Diameter | 12mm |
| Meters Per Swivel Turn | 28mm |
| Breaking Load | 2200kg |
| Working Load | 1000kg |
| Weight | 115g |
Who This Is For
Sailors requiring a reliable and high-capacity block for demanding running rigging applications, from competitive racers to cruising yachtsmen. This block is for those who prioritize efficiency and durability in their marine hardware.
How It Compares
| Feature | Ronstan Series 40 Orbit Block | Harken |
|---|---|---|
| Max Line Diameter | 12mm | — |
| Working Load | 1000kg | — |
| Bearing Type | Ball Bearing | Ball Bearing |
Common Concerns Answered
How does this block handle saltwater corrosion?
Ronstan products are manufactured with marine-grade materials specifically chosen for their resistance to saltwater corrosion, ensuring longevity and performance in harsh marine environments.
Is the ball bearing system prone to jamming?
The high-performance ball bearing system is designed for consistent, smooth operation and is engineered to resist jamming even under high loads and in typical sailing conditions.
What is the typical lifespan of this block?
With proper maintenance, including occasional rinsing and inspection, this block is built for extended service life, making it a cost-effective solution for your rigging needs.
Frequently Asked Questions
What is the maximum line diameter this block can accommodate?
The Ronstan Series 40 Orbit Single BB Single Stand-Up Block is designed to handle lines up to 12mm (1/2 inch) in diameter.
What is the working load limit for this block?
This block has a working load limit of 1000kg (2205lbs).
What is the sheave diameter of this Ronstan block?
The sheave diameter for the Ronstan Series 40 Orbit block is 40mm.
How many millimeters of line are fed per swivel turn?
This block features 28mm of line feed per swivel turn.
What type of bearing system does this block utilize?
This block utilizes a high-performance ball bearing system for reduced friction and increased efficiency.
