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Barton Marine N03 130 Size 3 Single Plain Bearing Block with Swivel

Manufacturer

Barton Marine

<h3>Barton Marine: Nearly 80 Years of Marine Engineering Excellence</h3><p>For nearly 80 years Barton Marine has been making world-class sailing blocks, track and cars from our factory in Southeast England. Starting in 1948 in Whitstable, England, famed for its shipwright heritage, our founder Ron Barton, was one of the first to use a fabric based laminated resin called Tufnol and stainless steel to manufacture leisure marine yachting blocks which were much lighter and stronger than previously constructed. This innovative spirit continues to define the brand today, with Barton Marine recognized globally for engineering solutions that deliver reliability in demanding marine environments.</p><h3>Innovation Through Advanced Materials</h3><p>What sets Barton Marine apart is their commitment to material innovation and engineering precision. Throughout their history, they've pioneered the use of advanced composite materials in marine hardware manufacturing. Ron realised that Tufnol was too labour intensive and costly so set about re-designing the entire Barton product range to become the first marine company to use a new plastic injection moulding process using revolutionary fibre glass reinforced plastic materials. This forward-thinking approach to manufacturing has allowed Barton to create products that are simultaneously lighter, stronger, and more corrosion-resistant than traditional metal alternatives.</p><h3>Comprehensive Marine Hardware Solutions</h3><p>Barton Marine's product range spans the full spectrum of marine hardware needs. From their renowned composite winches that offer friction-free operation to their precision-engineered traveller systems, every product reflects decades of refinement. The company manufactures an extensive line of sailing blocks with ball bearing sheave construction, rope clutches, deck organizers, and T-track accessories. Barton, to this day, still continues to manufacture the widest range of T Track accessories in the world. Their electrical components, including <a href="/11485-barton-marine-winch-wiring-harness-19247">winch wiring harnesses</a>, are designed to meet the rigorous demands of marine electrical systems where reliability is non-negotiable.</p><h3>Quality That Professionals Trust</h3><p>As a marine company of many firsts and moving into new and dynamic manufacturing processes Barton Marine has become a global leader in high-quality, well-engineered, modern sailing hardware and accessories. Professional sailors and boating enthusiasts alike have come to trust Barton equipment for its durability and consistent performance. Barton today supplies 35 distributors in 32 countries. This global reach reflects the brand's reputation for manufacturing products that withstand harsh saltwater environments, UV exposure, and the mechanical stresses of marine applications.</p><h3>Engineering for Real-World Reliability</h3><p>Every Barton Marine product undergoes rigorous testing before reaching the market. All tooling work is undertaken in house and extensive testing carried out before release into the market. This attention to detail ensures that whether you're outfitting a racing yacht or maintaining a cruising vessel, Barton hardware delivers the performance and longevity that marine applications demand. Their composite winches, for example, feature virtually self-lubricating mechanisms and corrosion-resistant materials that require minimal maintenance even after years of saltwater exposure. For boat owners working with electrical systems, properly engineered <a href="/11485-barton-marine-winch-wiring-harness-19247">winch wiring harnesses</a> provide the weather-sealed connections and marine-grade wire specifications necessary for safe, reliable operation in wet environments.</p>

Part Number

N03 130
06/14/2036 8:24 PM
Sale Price

$20.63

In Stock (9)

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Product Details

The Barton Marine Size 3 Single Plain Bearing Block with Swivel is a high-quality marine pulley block designed for dinghies, day boats, and light cruising yachts. This block features a precision-molded acetal sheave running on a large diameter brass bearing, ensuring smooth, free-running operation even under high loads.

Key Features:

  • Fully swiveling head with removable shackle for versatile mounting options
  • Precision-molded acetal sheave for durability and low friction
  • Large diameter brass bearing ensures reliable performance under load
  • Compact single-sheave design ideal for sail control systems
  • Safe working load of 881 lbs with break load of 1,763 lbs

Specifications:

  • Overall length: 3-15/16 inches (100 mm)
  • Sheave dimensions: 1-3/4" x 1/2" (45 x 13 mm)
  • Maximum rope diameter: 3/8 inch (10 mm)
  • Weight: 2.6 oz (73 grams)
  • Safe working load: 881 lbs (400 kg)
  • Break load: 1,763 lbs (800 kg)

Barton Marine blocks are trusted by sailors worldwide for their reliability and smooth operation. The swiveling head reduces line twist and allows the block to align naturally with changing load directions, making it an excellent choice for mainsheet systems, jib sheets, and other running rigging applications on smaller vessels.

Note: Break loads assume all sheaves are evenly loaded as in a purchase tackle system.

Good service

very easy to navigate

Fast shipping and had the tires I needed when everyone else was backordered due to supply chain issues.

Great service and fast shipping. Will order from again.

So far so good

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