This gasket is designed to provide an seal in Breville espresso machines and other compatible espresso machines. It uses a durable gasket material chosen for heat and chemical resistance, and is precisioncut to fit the sealing surfaces of standard Breville portafilter assemblies and other compatible machines. The result is reliable sealing, reduced leaks, and consistent extraction. Key benefits Reliable seal to prevent leaks during extraction and steam cycles. Maintains consistent pressure for stable espresso quality. Durable construction that resists wear from coffee oils and repeated heating. Easy installation with simple replacement procedures, reducing downtime. Key attributes Functionality: Precisely engineered to deliver an airtight seal across brewing and cleaning cycles. Compatibility: Designed for Breville espresso machines and a broad range of compatible models. Size: Available in multiple size options to fit standard Breville models and other compatible machines. Material: Constructed from a gasket material optimized for thermal resilience and long service life. Performance: Maintains seal under typical brewing pressures and resists deformation over time. Use cases and applications Replacing a worn gasket on a Breville portafilter to restore proper seal, preserve pressure, and prevent leaks. Routine maintenance during descaling or backflushing to maintain consistent extraction and minimize downtime. Stocking for service technicians to support quick of Breville and other compatible espresso machines in homes or small offices.