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

Bunn 55300.1059

Bunn 55300.1059 O-Ring 11.00×1.50 Fkm 75°Shore A

Regular price $3.70

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 part O-RING 11.00×1.50 FKM 75°SHORE A (55300.1059) is a high-quality replacement seal designed to ensure optimal performance and leak-free operation of your BUNN coffee maker. Crafted from durable FKM (fluoroelastomer) material with a hardness of 75° Shore A, this O-ring offers excellent resistance to heat, chemicals, and wear, making it ideal for the demanding environment inside commercial and home coffee machines. Its precise dimensions, 11.00×1.50 mm, guarantee a perfect fit for compatible BUNN models, ensuring reliable sealing and preventing costly downtime.

This premium O-RING enhances your coffee machine’s efficiency by maintaining airtight seals in water and fluid pathways, which helps preserve consistent pressure and temperature during brewing. By replacing worn or damaged O-rings with this genuine BUNN part, you avoid leaks, reduce the risk of machine damage, and improve overall coffee flavor extraction. The robust FKM compound withstands high temperatures and aggressive cleaning agents, ensuring long-lasting performance while minimizing maintenance intervals and replacement frequency.

Ideal for coffee shops, restaurants, and home baristas, the BUNN O-RING 55300.1059 is essential for routine maintenance and repair of BUNN coffee machines. Its exact specification (11.00×1.50 mm, 75° Shore A hardness) meets manufacturer standards to maintain the integrity and reliability of your equipment. Available through Kaldi.com, this O-ring is a cost-effective solution to keep your coffee brewing seamlessly, ensuring every cup delivers the rich, consistent flavor your customers and family expect.

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 #55300.1059 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 11.00×1.50 fkm 75°shore a ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #55300.1059 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.

Commercial Coffee Machine Part Manufacturers