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La Marzocco L306/G

La Marzocco L306/G Fitting, G3/8M - 3/8 Compression Treated (L306/G.01)

Regular price $23.10

This part ships directly from La Marzocco and stock is not guaranteed. Lead time averaging 7 to 9 business days for ground shipments, 1 to 2 business days for Overnight.

If unavailable, the item will be backordered. If you have any questions check parts sheets below description. Please email or chat to confirm availability prior to ordering.

Description Details

Ensure a watertight and reliable connection in your espresso machine's hydraulic system with the OEM Fitting, G3/8M - 3/8 Compression Treated (Part # L306/G). This essential brass component is designed for high-pressure fluid lines, featuring a G3/8 Male thread on one end and a 3/8-inch compression fitting on the other. This configuration is critical for connecting water lines, boilers, or pump assemblies where a durable, leak-free seal is non-negotiable. If you are experiencing issues like "espresso machine water leak at fittings" or "need to replace leaky G3/8 compression fitting," this genuine part is the guaranteed solution for restoring system integrity and preventing costly water damage to internal electronics.

The G3/8M - 3/8 Compression Treated fitting provides superior longevity thanks to its specialized treatment, which enhances resistance to corrosion and scaling from municipal water supplies. This ensures the fitting maintains its precise dimensions and sealing capability over thousands of operating cycles. The 3/8" compression mechanism is engineered to securely grip corresponding tubing, offering a simple yet robust installation that requires minimal specialized tools. This is the ideal replacement part when searching for a "reliable G3/8 male to 3/8 compression adapter" or needing to "fix high-pressure leak in coffee machine plumbing."

As a genuine La Marzocco replacement part (L306/G), this fitting guarantees compatibility and performance with a wide range of commercial espresso machine models. Its precise specifications ensure optimal fluid flow and pressure consistency, which is vital for maintaining shot quality. By choosing this OEM component over generic alternatives, you eliminate guesswork during repair and confidently address problems like "inconsistent water pressure due to faulty plumbing." Restore the reliability of your machine’s water path today with the original G3/8M - 3/8 Compression Treated fitting.

Descriptions are for reference only. We do our best to fill in the blanks when manufacturers don’t provide descriptions, but details can vary. We strongly recommend checking with the manufacturer for the exact part number you need. Ordering based on the part number—rather than the description—is the best way to ensure compatibility.

Frequently Asked Questions

This Part #L306/G fits La Marzocco machines, including the FB70, FB80, Linea Classic, Linea Classic S, Linea PB, Mistral, Modbar AV, Strada MP, Strada X series. Compatibility may be specific to the machine's production year and model. Please consult the technical PDFs and compatibility data on this page to confirm a match for your specific unit before finalizing your purchase.

Our current database shows fitment for the FB70, FB80, Linea Classic, Linea Classic S, Linea PB, Mistral, Modbar AV, Strada MP, Strada X series. However, many La Marzocco components are interchangeable across different platforms. If you have successfully installed Part #L306/G on a model we haven't listed, please let us know so we can update our records for the community.

If you are unsure of the fit, do not guess. To prevent downtime, please view our Compatible Parts Diagrams to check the exploded view PDF for your specific unit, or message our parts team for assistance.

Parts from La Marzocco including this fitting, g3/8m - 3/8 compression treated (l306/g.01) ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #L306/G is a 100% genuine OEM component sourced directly from the La Marzocco factory. Using original parts ensures your equipment maintains its factory-spec pressure ratings and safety certifications.
Lead times for La Marzocco parts typically range from 7 to 9 business days depending on availability. Next Day Air parts usually ship within 1 to 2 business days.
All La Marzocco parts come with a 365-day manufacturer's warranty. Contact us for specific warranty details.
All La Marzocco parts come with a 30 day return policy. Please see our refund policy or chat for more details.
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