51/58mm Espresso Portafilter Silicone Sealing Gasket Ring
51/58mm Espresso Portafilter Silicone Sealing Gasket Ring
Keep your espresso shots consistent and leak-free with this precision-fit silicone rubber sealing gasket designed for 51mm and 58mm coffee machine portafilters. Made from durable, food-safe rubber, this sealing ring creates an airtight connection between your group head and portafilter handle — ensuring every pull delivers a perfect, pressure-locked extraction.
Whether you're replacing a worn-out gasket or stocking up on spares, this straightforward accessory helps maintain the performance of your home or professional espresso machine.
Product Highlights
- Universal Fit: Compatible with 51mm and 58mm portafilter handles — suits a wide range of espresso machines
- Durable Rubber Material: Heat-resistant and flexible for long-lasting, reliable sealing
- Airtight Seal: Prevents leaks and pressure loss during extraction for consistent espresso quality
- Easy Replacement: Simple drop-in fit — no special tools required
- White Color: Easily visible for quick inspection and cleaning checks
- Brand New & High Quality: 100% new product, ready to install straight from the package
Specifications
- Material: Rubber (Silicone)
- Size A: 6.5 cm / 2.55 in
- Size B: 7.7 cm / 3.03 in
- Color: White
- Package Includes: 1 × Sealing Gasket Ring
- Country of Origin: Made in China
Note: Please allow 5–10mm variance due to manual measurement. Colors may vary slightly between monitors and actual product.
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Learn more: Nutrition.gov on cooking and food safety
Frequently Asked Questions
Q: Will this silicone sealing gasket fit my espresso machine portafilter?
A: This sealing ring is designed to fit standard 51mm and 58mm portafilter handles. Please measure your existing gasket or check your espresso machine's portafilter diameter before ordering. Size A measures 6.5 cm (2.55 in) and Size B measures 7.7 cm (3.03 in).
Q: Is the rubber material safe for use with hot coffee and food contact?
A: Yes — the gasket is made from heat-resistant rubber suitable for the high-temperature, high-pressure environment of espresso machines. It is designed for direct contact with hot water and coffee during the brewing process.
Q: How often should I replace my espresso machine portafilter gasket?
A: It is generally recommended to replace your portafilter sealing gasket every 6–12 months depending on frequency of use. Signs that replacement is needed include visible cracking, hardening, leaking during extraction, or difficulty locking the portafilter into the group head.