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Bunn 35800.1392

O-RING DIA 75x1.78 EPDM 291 (35800.1392)

Regular price $2.90

This part ships directly from Bunn and stock is not guaranteed. Lead time averaging 4 to 6 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

BUNN Coffee Machine O-Ring DIA 75x1.78 EPDM 291 (35800.1392) is a high-quality replacement part designed to ensure a perfect seal within your BUNN coffee maker. Crafted from durable EPDM (ethylene propylene diene monomer) rubber, this O-ring offers exceptional resistance to heat, water, and coffee oils, making it ideal for maintaining optimal performance and preventing leaks. Its precise dimensions—75mm inner diameter and 1.78mm thickness—guarantee a snug fit in compatible BUNN brewing units, helping preserve the integrity of your coffee machine’s internal components.

Using the BUNN O-Ring DIA 75x1.78 EPDM 291 enhances your coffee machine’s reliability by preventing water and steam leaks that can interrupt brewing or cause damage. This part is essential for home baristas and commercial operators alike who want to maintain consistent pressure and temperature during the coffee extraction process. Easy to install and maintain, this O-ring contributes to the longevity of your BUNN machine while supporting the rich flavor and aroma that true coffee enthusiasts expect. By replacing worn or damaged seals promptly, you avoid costly repairs and downtime.

Specifically designed for BUNN coffee machines, this O-ring fits seamlessly into select models, making it a must-have part for routine maintenance or repair jobs. The EPDM material can withstand temperatures up to 150°C (302°F), ensuring durability under harsh brewing conditions. Whether you run a busy café or craft coffee at home, the BUNN Coffee Machine O-Ring DIA 75x1.78 EPDM 291 (35800.1392) delivers reliable sealing performance and peace of mind. Order this genuine replacement part from Kaldi.com to keep your coffee machine running smoothly and brew the perfect cup every time.

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 #35800.1392 fits Bunn 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 Bunn 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 Bunn including this o-ring dia 75x1.78 epdm 291 ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #35800.1392 is a 100% genuine OEM component sourced directly from the Bunn factory. Using original parts ensures your equipment maintains its factory-spec pressure ratings and safety certifications.
Lead times for Bunn parts typically range from 4 to 6 business days depending on availability. Next Day Air parts usually ship within 1 to 2 business days.
All Bunn parts come with a 730-day manufacturer's warranty. Contact us for specific warranty details.
All Bunn parts come with a 30 day return policy. Please see our refund policy or chat for more details.

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