The Fracino Lever Group Sleeve Bottom O Ring is a genuine replacement Viton seal designed for use in compatible Fracino Retro lever group assemblies. Measuring 57.15mm internal diameter with a 3.15mm cross-section, this O ring provides a reliable seal within the lower section of the lever group sleeve, helping to maintain pressure and prevent leaks during espresso extraction.

Manufactured from high-quality Viton, this seal is engineered to withstand the elevated temperatures, pressure fluctuations, and continuous operation commonly encountered in commercial espresso machines. Replacing worn O rings as part of routine maintenance helps preserve extraction consistency and prolong the life of lever group components.

Designed to fit compatible Fracino Retro lever groups, this bottom sleeve O ring is commonly replaced during lever group overhauls, seal kits, and preventative maintenance procedures. Genuine replacement seals help ensure correct fitment and long-term reliability.

Key Features:

• Genuine Fracino replacement seal
• Durable Viton construction
• Internal diameter: 57.15mm
• Section thickness: 3.15mm
• Designed for high-temperature applications
• Helps maintain pressure integrity
• Suitable for commercial espresso machine servicing

MPN:

FCL103

FAQs:

1. What is the purpose of this O ring?
   This O ring creates a seal within the lower section of the lever group sleeve, helping to prevent leaks and maintain proper brewing pressure.
2. Which machines is this seal compatible with?
   It is designed for compatible Fracino Retro lever group assemblies and associated lever-operated espresso machines. Always verify compatibility before ordering.
3. What size is this O ring?
   The O ring measures 57.15mm internal diameter with a 3.15mm cross-section.
4. Why is Viton used for espresso machine seals?
   Viton offers excellent resistance to heat, pressure, steam, coffee oils, and cleaning chemicals, making it ideal for commercial coffee equipment applications.
5. When should this O ring be replaced?
   Replacement is recommended during lever group servicing or whenever signs of wear, hardening, leakage, or pressure loss are detected.