Automotive Plumbing Solutions Male To Male Adaptor - M20 x 3/4 BSP

These male to male adaptors from Automotive Plumbing Solutions feature an BSP thread on one end an...

Best current price£5.08from Demon Tweeks

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Demon TweeksAutomotive Plumbing Solutions Male To Male Adaptor BSP - Metric - 3/4 Inch BSP To M20 X 1.50, Plated Steel, Silver
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eBayAutomotive Plumbing Solutions M20 x 3/4 BSP Metric 1.5mm Male To Male Adaptor
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Product Information

Full details

The Automotive Plumbing Solutions M20 x 3/4 BSP Male to Male Adaptor is designed for professional mechanics and automotive enthusiasts needing to bridge metric and British Standard Pipe thread systems in custom fluid circuits. It provides a robust, corrosion-resistant connection for high-pressure applications, though users must note that it requires additional sealing washers to achieve a guaranteed leak-free seal.

All features

Model Part Number523
BrandAutomotive Plumbing Solutions

Extended Product Information

FAQs

Does this adaptor come with a sealing washer?

No, sealing washers are sold separately and are highly recommended for a leak-free installation.

Can this be used for high-pressure fuel lines?

This component is designed for automotive plumbing; however, always ensure the pressure rating of the adaptor meets or exceeds the specific requirements of your fuel system.

What tools should I use to tighten this?

Use a standard flare nut wrench or an open-ended wrench. Be careful not to overtighten, which can damage the threads or the seat.

Is this suitable for brake fluid lines?

Generally, specialized brake-rated fittings are required for brake lines. Please verify your local safety regulations before using this in a braking circuit.

What is the material finish?

The adaptor is made of steel with a silver-colored plated finish designed to resist corrosion.

Troubleshooting

Fluid leaking from the joint

Ensure a compatible sealing washer is installed at the contact point and re-torque the fitting.

Threads feel tight during installation

Verify that you are not cross-threading; back the fitting out and confirm that the thread pitches (M20 and 3/4 BSP) match your components exactly.

Visible surface rust after exposure

Clean the area with a mild solvent and apply a light coat of anti-corrosion spray to protect the plated finish.

Pros and Cons

Pros

  • High-strength steel construction
  • Effective corrosion-resistant silver plating
  • Solves compatibility issues between metric and BSP systems
  • Professional grade build quality

Cons

  • Does not include integrated O-rings or gaskets
  • Requires separate purchase of sealing washers
  • Requires specific tools for tightening to avoid thread damage

Setup, Compatibility & Care

To install, ensure both mating surfaces are clean and free of debris. Always use an appropriate sealing washer between the fitting face and the receiving port to ensure a hydraulic seal, as the threads alone are not intended to prevent fluid leakage. When tightening, use a properly sized flare nut wrench to avoid marring the finish. Periodically inspect the silver plating for any signs of surface wear if the part is exposed to harsh road debris or high-heat environments. Avoid using aggressive chemicals that could compromise the plated finish.

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