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Bunn 51921.0000

Bunn 51921.0000 Nut Hex .250-18 Npsf Nylon | Fits REFRESH

Regular price $3.00

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 NUT HEX .250-18 NPSF NYLON (51921.0000) is a high-quality replacement component designed to ensure the optimal performance and longevity of your BUNN coffee equipment. Crafted from durable nylon, this hex nut offers excellent resistance to wear, corrosion, and heat—making it ideal for use in demanding coffee machine environments. Its precise .250-18 NPSF threading guarantees a secure fit, minimizing leaks and maintaining consistent water pressure crucial for perfect coffee extraction every time.

This nylon hex nut is not only robust but lightweight, which contributes to the overall efficiency and reliability of your coffee machine. By using this genuine BUNN part, you safeguard your investment and help prevent costly downtime due to equipment failure. Easy to install and compatible with multiple BUNN models, the NUT HEX .250-18 NPSF NYLON (51921.0000) ensures seamless integration with your machine’s existing components, facilitating hassle-free maintenance and repairs.

Specifically engineered to meet BUNN’s strict quality standards, this part supports the consistent brewing performance that coffee professionals and enthusiasts demand. Whether you’re servicing a commercial coffee maker or upgrading a home brewing system, this nut provides dependable sealing and durability under high-temperature conditions. Available now at Kaldi.com, the BUNN NUT HEX .250-18 NPSF NYLON offers a cost-effective solution to maintain your coffee machine’s peak operation and enjoy exceptional coffee day after day.

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 #51921.0000 fits Bunn machines, including the REFRESH series. 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.

Our current database shows fitment for the REFRESH series. However, many Bunn components are interchangeable across different platforms. If you have successfully installed Part #51921.0000 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.

Parts from Bunn including this nut hex .250-18 npsf nylon ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #51921.0000 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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