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

Astoria 28303

Astoria 28303 Star Upper Grinder R2727

Regular price $10.62

This part ships directly from Astoria and stock is not guaranteed. Lead time averaging 3 to 5 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

Astoria Coffee Grinder Upper Star R2727 (part number 28303) is a precision-engineered replacement component designed specifically for use with Astoria espresso machines. Crafted with premium-grade materials, this upper star part plays a critical role in ensuring consistent and efficient grinding performance. Its durable construction offers long-lasting reliability, helping coffee professionals and enthusiasts maintain the optimal functionality of their espresso grinders without interruption. The precise calibration of the star ensures even coffee bean distribution as it feeds into the burrs, resulting in a uniform grind size essential for superior espresso extraction.

One of the standout features of the Coffee Grinder Upper Star R2727 is its seamless integration with Astoria’s robust grinding mechanisms. The part is engineered to minimize jamming and wear, thus reducing maintenance time and extending the lifespan of the grinder assembly. By facilitating smooth coffee bean movement, this upper star helps enhance overall grind consistency and efficiency, improving shot quality and flavor profile. Its ease of installation further supports quick serviceability, making it an ideal replacement part for busy cafes and professional baristas who rely on uninterrupted machine uptime day after day.

Ideal for commercial coffee settings, the Astoria Coffee Grinder Upper Star R2727 perfectly complements Astoria espresso machines in demanding environments such as specialty coffee shops, restaurants, and coffee roasteries. Whether used during daily maintenance or as a replacement for worn components, this part helps ensure your grinder performs at peak efficiency, delivering the finely ground coffee essential for rich, full-bodied espresso shots. Available through Kaldi.com, this genuine Astoria part guarantees compatibility and quality, making it a must-have for maintaining superior espresso machine performance and consistent café-quality results.

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 #28303 fits Astoria 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 Astoria 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 Astoria including this ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #28303 is a 100% genuine OEM component sourced directly from the Astoria factory. Using original parts ensures your equipment maintains its factory-spec pressure ratings and safety certifications.
Lead times for Astoria parts typically range from 3 to 5 business days depending on availability. Next Day Air parts usually ship within 1 to 2 business days.
All Astoria parts come with a 365-day manufacturer's warranty. Contact us for specific warranty details.
All Astoria parts come with a no returns, all sales final return policy. Please see our refund policy or chat for more details.

Commercial Coffee Machine Part Manufacturers