ID
1360744
$ 120.54
1-2 weeks delivery time
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The Barton N05330 is a Size 5 triple swivel block with three 54 mm plain bearing sheaves, designed for ropes up to 12 mm. Weighing 385 g, it is optimized for high static loads with a safe working load of 750 kg and break load of 1500 kg, making it ideal for heavy-duty multi-purchase systems requiring free rotation and increased mechanical advantage.
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Barton N05330 – Triple Swivel Block Size 5 54mm, Plain Bearing, 3x Ø54mm Sheaves, Max Rope 12mm
The Barton N05330 Triple Swivel Block is part of the heavy-duty Size 5 (54 mm) range, engineered for strength and durability in demanding marine environments. Featuring three plain bearing sheaves, this block is optimized for high static load applications and provides increased mechanical advantage in multi-purchase systems.
The swivel attachment allows full rotation under load, maintaining optimal alignment and reducing line twist in complex rigging systems. Constructed with marine-grade 316 stainless steel load components and reinforced moulded side plates, the block is through-bolted and riveted for maximum structural integrity.
Key Features
- Triple sheave block with swivel attachment
- Plain bearing system optimized for high-load applications
- Provides increased mechanical advantage in multi-purchase systems
- Free rotation under load for optimal alignment
- Heavy-duty construction with stainless steel internal frame
- Through-bolted and riveted side plates for superior strength
- Reliable performance under sustained load
- Weight – 385 g
Technical Specifications
Part Number N05330 Block Type Triple Swivel Size Size 5 (54 mm) Sheave Diameter 3 × 54 mm x 17 mm (2 1/8" x 5/8") Bearing Type Plain Bearing Number of Sheaves Triple Max Rope Diameter 12 mm (7/16") Safe Working Load (SWL) 750 kg (1650 lbs) Break Load 1500 kg (3300 lbs) Weight 385 g Dimensions 128 × 83 × 58 mm
Applications
- High mechanical advantage multi-purchase systems
- Mainsheet and traveller systems
- Heavy-duty control line setups
- Cruising and racing yachts
- Applications requiring rotation and alignment under load
The Barton Size 4/5 block range is designed for small to medium cruising yachts up to 10 m, offering robust construction, 316 stainless steel load components, and reliable high-load performance. :contentReference[oaicite:0]{index=0}
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