Description Details
Restore the reliability and precision of your Mazzer grinder or espresso equipment with the genuine Mazzer O-Ring 2500 NBR70 (Part # M28680002). This essential sealing component is manufactured from high-quality NBR70 (Nitrile Butadiene Rubber with 70 durometer hardness), a durable material resistant to hot water, steam, and common espresso oils. The NBR70 compound is specifically chosen for its excellent compression set resistance, ensuring a long-lasting, tight seal. If you are experiencing a "coffee grinder leaking grounds" or noticing "water leaks from the espresso machine group head," this OEM O-ring is the perfect solution for restoring factory performance.
A key benefit of using the Mazzer M28680002 O-ring is its preventative role against common wear-and-tear failures. Regular replacement of critical seals prevents internal corrosion, pressure loss, and potential damage to expensive components. The NBR70 material ensures consistent temperature stability and seal integrity across thousands of cycles, minimizing the downtime often caused by failed seals. Whether you are performing routine maintenance or troubleshooting an issue, this official Mazzer replacement guarantees perfect fitment and eliminates the guesswork associated with aftermarket parts, providing peace of mind and preserving the longevity of your commercial equipment.
This O-ring is a vital component for various Mazzer assemblies where a seal against fluid or fine grounds is required. While specific usage depends on the machine model, O-rings like the M28680002 are commonly used in dosing chambers, hopper mounts, or internal water connections. Don't let a minor seal failure compromise your espresso quality—solve the problem of "inconsistent dosing" or "failed espresso machine seals" instantly with this affordable, high-performance OEM part. Always refer to your machine's parts schematic to ensure correct placement and installation.
Frequently Asked Questions
Our current database shows fitment for the Robur S series. However, many Mazzer components are interchangeable across different platforms. If you have successfully installed Part #M28680002 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.
Compatible Parts Diagrams*
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