ID
1360698
$ 42.75
1-2 weeks delivery time
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The Barton N13131 is a Size 3 single swivel block with integrated becket, featuring a 45 mm ball bearing sheave for ropes up to 10 mm. Weighing 95 g, it is designed for smooth, low-friction operation in dynamic multi-purchase systems. With a safe working load of 400 kg and break load of 800 kg, it is ideal for mainsheet, vang, and control line applications requiring frequent adjustment and secure rope termination.
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Barton N13131 - Single Swivel Block with Becket Size 3 45mm – Ball Bearing, Ø45mm Sheave, Max Rope 10mm
The Barton N13131 Single Swivel Block with Becket is part of the Size 3 (45 mm) range and features a ball bearing sheave for smooth, low-friction performance. The integrated becket allows secure rope termination, making it ideal for efficient and compact multi-purchase systems.
The swivel attachment enables free rotation, ensuring optimal alignment under varying load directions and improving overall 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. The ball bearing system is specifically suited for dynamic applications requiring frequent adjustment and precise control.
Key Features
- Single sheave block with swivel attachment and becket
- Ball bearing system for smooth, low-friction performance
- Integrated becket for secure rope termination
- Swivel head for automatic alignment under load
- High-strength and lightweight construction
Technical Specifications
Part Number N13131 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 Ball 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) Max Rolling Load 270 kg (595 lbs) Weight 95 g Dimensions 114 × 47 × 28 mm Materials Glass fibre reinforced nylon cheeks, acetal sheave, 316 stainless steel fittings, Delrin ball bearings
Applications
- Mainsheet systems
- Vang and kicker systems
- Dynamic multi-purchase systems
- Dinghies, dayboats and small cruising yachts
The Barton N13131 delivers efficient, low-friction performance with reliable load handling, making it ideal for demanding sailing applications requiring smooth operation and precise control.
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