ID
1360703
$ 87.94
1-2 weeks delivery time
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The Barton N03170 is a Size 3 single stand-up block with soft plastic spring, featuring a 45 mm plain bearing sheave for ropes up to 10 mm. Weighing 145 g, it is designed for deck-mounted control systems, maintaining optimal block position under load. With a safe working load of 400 kg and break load of 800 kg, it provides reliable performance for mainsheet, vang, and control line applications.
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Barton N03170 - Single Stand-Up Block with Soft Plastic Spring Size 3 45mm – Plain Bearing, Ø45mm Sheave, Max Rope 10mm
The Barton N03170 Single Stand-Up Block with Soft Plastic Spring is part of the Size 3 (45 mm) range and features a plain bearing sheave for dependable load handling. The integrated stand-up base with soft plastic spring keeps the block correctly oriented, ensuring efficient line lead and improved control.
Stand-up blocks are specifically designed for deck mounting, allowing consistent positioning and optimal alignment in control line systems. The flexible spring base absorbs movement while maintaining stability during operation. The Size 3 range incorporates modern construction with stainless steel frames and advanced materials, including 30% glass fibre reinforced nylon cheeks and acetal sheaves, providing high strength with low weight. The plain bearing system is well suited for higher static loads and continuous use.
Key Features
- Single sheave stand-up block with soft plastic spring base
- Plain bearing sheave for reliable load handling
- Spring-loaded base maintains optimal block position
- Designed for deck-mounted control systems
- High-strength and lightweight construction
Technical Specifications
Part Number N03170 Block Type Single Stand-Up Block with Soft Plastic Spring 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 145 g Dimensions 112 × 58 × 58 mm Materials Glass fibre reinforced nylon cheeks, acetal sheave, 316 stainless steel fittings, brass plain bearing, soft plastic spring base
Applications
- Deck-mounted control line systems
- Mainsheet and vang setups
- Applications requiring consistent block positioning
- Dinghies, dayboats and small cruising yachts
The Barton N03170 provides a stable and efficient solution for controlled line guidance, combining reliable load handling with consistent positioning in demanding sailing environments.
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