ID
1360730
$ 63.73
1-2 weeks delivery time
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The Barton N05121 is a Size 5 single reverse shackle block with becket and a 54 mm plain bearing sheave, designed for ropes up to 12 mm. Weighing 197 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 rigging systems with flexible mounting and fixed rope termination.
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Barton N05121 – Single Reverse Shackle Block with Becket Size 5 54mm, Plain Bearing, Ø54mm Sheave, Max Rope 12mm
The Barton N05121 Single Reverse Shackle Block with Becket is part of the heavy-duty Size 5 (54 mm) range, engineered for strength and durability in demanding sailing environments. The plain bearing sheave is designed for high static load applications, ensuring reliable performance under sustained loads.
The reverse shackle configuration allows flexible installation at various angles, while the integrated becket provides a secure point for rope termination in multi-purchase 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
- Single sheave block with reverse shackle and integrated becket
- Plain bearing optimized for high-load, static applications
- Flexible angled mounting capability
- Secure rope termination via becket
- Heavy-duty construction with stainless steel internal frame
- Through-bolted and riveted side plates for superior strength
- Designed for demanding marine environments
- Weight – 197 g
Technical Specifications
Part Number N05121 Block Type Single Reverse Shackle + Becket Size Size 5 (54 mm) Sheave Diameter 54 mm x 17 mm (2 1/8" x 5/8") Bearing Type Plain Bearing Number of Sheaves Single Max Rope Diameter 12 mm (7/16") Safe Working Load (SWL) 750 kg (1650 lbs) Break Load 1500 kg (3300 lbs) Weight 197 g Dimensions 148 × 58 × 40 mm
Applications
- Mainsheet and control line systems
- Static load rigging setups
- Vang and kicker systems
- Cruising and racing yachts
- Multi-purchase systems with fixed rope termination
- Installations requiring angled or flexible attachment
The Barton Size 5 plain bearing blocks are engineered for maximum strength and durability, making them ideal for heavy-duty marine applications where consistent load handling and reliability are essential.
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