Description Details
Restore a perfect, leak-free seal to your espresso machine’s group head with the genuine Gasket, portafilter 9mm (H.3.002). This essential component is specifically engineered to address the common problem of "why is my portafilter leaking during brewing?" or "espresso machine leaking from group head." Featuring a precise 9mm thickness (7mm body with a 2mm bevel), this high-quality rubber gasket ensures optimal compression and heat resistance required for consistent high-pressure espresso extraction. Its key benefit is stabilizing the portafilter lock-in, which prevents catastrophic pressure loss and guarantees a dry, clean seal shot after shot.
The precise specifications of this part—9mm overall thickness and the critical 2mm bevel—ensure compatibility and easy insertion compared to generic, ill-fitting alternatives. Regular replacement of your portafilter gasket is crucial preventative maintenance to maintain shot quality, especially if you are noticing the “portafilter spinning too far” or "portafilter doesn't lock in tight." By replacing your worn-out seal with the OEM H.3.002 gasket, you restore factory performance and eliminate the channeling and messy spills caused by insufficient sealing pressure.
This 9mm portafilter gasket is widely used across many popular commercial espresso machines that rely on a beveled fit, offering a long-term solution for demanding café environments. Installing this durable, genuine part minimizes machine downtime and ensures your extraction pressure is maximized for rich, consistent crema and flavor. Choose the Gasket, portafilter 9mm (H.3.002) for reliable performance and easy installation, ensuring your machine always operates at its peak for every espresso order.
Frequently Asked Questions
Our current database shows fitment for the FB70, FB80, GS3, Linea Classic, Linea PB, Strada AV, Strada EE, Strada EP, Strada MP, Strada S series. However, many La Marzocco components are interchangeable across different platforms. If you have successfully installed Part #H.3.002 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.