ID
1360843
$ 94.01
1-2 weeks delivery time
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The Barton N13330 is a Size 3 triple swivel block featuring three 45 mm ball bearing sheaves for ropes up to 10 mm. Weighing 179 g, it is designed for smooth, low-friction operation with automatic alignment under load in high-efficiency multi-purchase systems. With a safe working load of 400 kg and break load of 800 kg, it is ideal for mainsheet, vang, and dynamic control line applications.
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Barton N13330 - Triple Swivel Block Size 3 45mm – Ball Bearing, 3x Ø45mm Sheaves, Max Rope 10mm
The Barton N13330 Triple Swivel Block is part of the Size 3 (45 mm) range and features three ball bearing sheaves for smooth, low-friction performance. The swivel attachment allows free rotation, ensuring optimal alignment under varying load directions and improving overall system efficiency.
The triple sheave configuration delivers maximum load distribution and increased mechanical advantage in compact rigging systems. The Size 3 range incorporates modern construction with stainless steel frames and advanced materials, including 30% glass fibre reinforced nylon cheeks and acetal sheaves. The ball bearing system is ideal for dynamic applications requiring frequent adjustment and precise control.
Key Features
- Triple sheave block with swivel attachment
- Ball bearing system for smooth, low-friction operation
- Swivel head for automatic alignment under load
- Maximum mechanical advantage for complex systems
- High-strength and lightweight construction
Technical Specifications
Part Number N13330 Block Type Triple Swivel Block Size Size 3 (45 mm) Sheave Diameter 3 × 45 mm x 13 mm (1 3/4" x 33/64") Bearing Type Ball Bearing Number of Sheaves Triple 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 179 g Dimensions 96 × 63 × 47 mm Materials Glass fibre reinforced nylon cheeks, acetal sheaves, 316 stainless steel fittings, Delrin ball bearings
Applications
- Mainsheet and trimming systems
- Vang and kicker systems
- Dynamic multi-purchase systems
- Dinghies, dayboats and small cruising yachts
The Barton N13330 delivers smooth and efficient performance, combining low friction, automatic alignment, and maximum mechanical advantage for demanding sailing applications.
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