Add a 5 lb bag of custom roasted coffee to your parts order and get an extra 25% off our wholesale coffee prices!

La Marzocco H.1.010

La Marzocco H.1.010 O-RING, VALVE BODY MP , DRAIN FITTING (H.1.010.01)

Regular price $5.97

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

Restore the integrity of your La Marzocco espresso machine's hydraulic system with the genuine O-RING, VALVE BODY MP, DRAIN FITTING (Part # H.1.010). This critical, high-grade sealing component is specifically designed to fit the valve body and drain fitting components, ensuring a pressure-tight seal. Using factory-specified OEM rubber, this O-ring is engineered to resist the high temperatures and continuous pressure cycling inherent to professional espresso extraction. Its key features are precision-molded dimensions for flawless fitment and superior material composition that prevents premature hardening or cracking. If you are experiencing a leak from your MP valve body, this O-ring is the essential "fix for leaking La Marzocco drain fitting" and is crucial for maintaining optimal boiler pressure and preventing costly water damage inside the machine.

This O-ring ensures consistent hydraulic performance, providing the benefit of preventing frustrating downtime and maintaining reliable machine operation in high-volume settings. A worn-out O-ring is often the root cause when you "need to stop water leaking from La Marzocco MP drain." By replacing the compromised seal with the H.1.010 O-ring, you eliminate internal water bypass, stabilize brew pressure, and protect surrounding components from corrosion caused by continuous moisture exposure. This part is suitable for preventative maintenance as well as a direct replacement when your current seal fails.

**Specifications and Usage:** The O-RING, VALVE BODY MP, DRAIN FITTING is identified by Item No. H.1.010 (also H.1.010.01). It is an OEM replacement part for La Marzocco machines. Its installation is straightforward for trained technicians performing routine group head or valve maintenance. Don't compromise your shot consistency with inferior seals—ensure your machine delivers perfect espresso by ordering the official H.1.010 O-ring today from Kaldi.com to solve the problem of "inconsistent pressure on my La Marzocco MP machine."

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 #H.1.010 fits La Marzocco machines, including the GS3 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 GS3 series. However, many La Marzocco components are interchangeable across different platforms. If you have successfully installed Part #H.1.010 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 o-ring, valve body mp , drain fitting (h.1.010.01) ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #H.1.010 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.
Compatible Products

Commercial Coffee Machine Part Manufacturers