Description
John Guest 12mm x ½" BSPT Male Iron Straight Brass Adaptor – NC2771 (WaterMark Certified)
Product Overview
The John Guest 12mm x ½" BSPT Male Iron Straight Brass Adaptor (NC2771) is a genuine John Guest fitting, trusted across the caravan, RV, and plumbing industries for its durability, reliability, and perfect seal performance.
This 12mm push-in adaptor connects standard John Guest tubing (blue, red, or black) to a ½" BSPT male thread, making it ideal for use in hot or cold water systems. Constructed from premium brass and WaterMark certified for Australian plumbing compliance, it provides a secure, leak-free connection built to withstand pressure and heat in demanding caravan and RV applications.
✅ Key Features
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Genuine John Guest Fitting – Model NC2771; trusted worldwide for quality and performance
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12mm Push-In Connection – Suits blue, red, or black 12mm John Guest (or compatible) tubing
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½" BSPT Male Thread – Brass tapered thread for a precise, watertight connection
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WaterMark Certified – Approved for hot and cold water systems in Australia
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Enhanced O-Ring Compression – Provides a positive water seal and reduces leak risk
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Durable Brass Construction – Built to last in mobile or fixed plumbing systems
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Caravan Manufacturer Approved – Widely used in RV, camper, and caravan plumbing
📊 Technical Specifications
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Brand: John Guest
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Model: NC2771
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Connection Type: 12mm push-in × ½" BSPT male thread
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Material: Lead-free brass
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Max Tightening Torque: 3.0 Nm
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Certifications: WaterMark Approved
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Applications: Hot and cold potable water systems in caravans, RVs, boats, and homes
🚐 Ideal For
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Caravan and RV plumbing systems
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Camper trailer water installations
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Motorhome upgrades or retrofits
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Marine and off-grid setups
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Domestic plumbing using 12mm John Guest tubing
Choose the John Guest NC2771 Brass Adaptor for a professional, leak-free, and WaterMark-approved connection — engineered for Australian conditions and built to last.