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Barton N03131 - Single Swivel Block with Becket Size 3 45mm – Plain Bearing, Ø45mm Sheave, Max Rope 10mm
The Barton N03131 Single Swivel Block with Becket is part of the Size 3 (45 mm) range and features a plain bearing sheave for dependable load handling. The integrated becket allows secure rope termination, making it ideal for efficient multi-purchase systems.
The swivel attachment enables the block to rotate freely, ensuring proper alignment under varying load directions and improving system efficiency. The Size 3 range incorporates modern construction with stainless steel frames and advanced materials, including glass fibre reinforced nylon cheeks and acetal sheaves, delivering strength while maintaining low weight. The plain bearing system is well suited for higher static loads and consistent operation.
Key Features
- Single sheave block with swivel attachment and becket
- Plain bearing sheave for reliable load handling
- Integrated becket for secure rope termination
- Swivel head for automatic alignment under load
- High-strength and lightweight construction
Technical Specifications
Part Number N03131 Block Type Single Swivel Block with Becket Size Size 3 (45 mm) Sheave Diameter 45 mm x 13 mm (1 3/4" x 33/64") Bearing Type Plain Bearing Number of Sheaves Single Max Rope Diameter 10 mm (3/8") Safe Working Load (SWL) 400 kg (880 lbs) Break Load 800 kg (1760 lbs) Weight 91 g Dimensions 114 × 47 × 28 mm Materials Glass fibre reinforced nylon cheeks, acetal sheave, 316 stainless steel fittings, brass plain bearing
Applications
- Mainsheet systems
- Vang and kicker systems
- Multi-purchase systems requiring rope termination
- Dinghies, dayboats and small cruising yachts
The Barton N03131 provides a compact and efficient solution for load handling and alignment, making it ideal for demanding sailing applications requiring flexibility and reliability.
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