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Rancilio 00017166

Rancilio 00017166 O-Ring 2,9 X 1,78 Nbr 90Sh

Regular price $0.53

This part ships directly from Rancilio and stock is not guaranteed. Lead time averaging 1 to 3 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

The Rancilio Espresso Machine O-Ring 2.9 x 1.78 NBR 90Sh (00017166) is a premium replacement seal designed specifically for Rancilio espresso machines to ensure optimal performance and durability. Crafted from high-quality NBR (nitrile butadiene rubber) with a 90 Shore hardness rating, this O-ring offers excellent resistance to heat, oils, and pressure typically encountered in espresso brewing. Its precise dimensions of 2.9mm inner diameter by 1.78mm thickness ensure a perfect fit, maintaining a reliable seal to prevent leaks and maintain consistent pressure during extraction.

Installing the Rancilio O-Ring 00017166 is straightforward, making it an essential maintenance part for baristas and coffee enthusiasts who want to keep their machines operating at peak efficiency. This component plays a crucial role in the machine’s internal water circuits, helping to achieve even pressure distribution and consistent water flow. By replacing worn or damaged O-rings with this durable seal, users can extend the lifespan of their Rancilio espresso machine, avoid costly repairs, and consistently produce high-quality espresso shots with balanced flavor and crema.

Ideal for both home users and professional environments, the Rancilio O-Ring 2.9 x 1.78 NBR 90Sh is engineered to withstand the rigorous demands of daily espresso preparation. Its resilient material ensures longevity even under high temperature and frequent use conditions. Whether performing routine maintenance or addressing specific leaks, this original replacement part provides peace of mind with reliable sealing performance. Keep your Rancilio espresso machine running smoothly and enjoy barista-level coffee every time with this essential O-ring from Kaldi.com.

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 #00017166 fits Rancilio machines. 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.

Compatibility for this specific Rancilio part is currently being indexed. Because many parts from this manufacturer are cross-compatible, we rely on technical feedback. If you know this is a match for a specific machine, please contact us to help us verify and add it to our list.

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 Rancilio including this o-ring 2,9 x 1,78 nbr 90sh ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #00017166 is a 100% genuine OEM component sourced directly from the Rancilio factory. Using original parts ensures your equipment maintains its factory-spec pressure ratings and safety certifications.
Lead times for Rancilio parts typically range from 1 to 3 business days depending on availability. Next Day Air parts usually ship within 1 to 2 business days.
All Rancilio parts come with a 365-day manufacturer's warranty. Contact us for specific warranty details.

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