O-ring 20.3x2.62 (10 ps) De Dietrich 200021826

This O-ring with dimensions 20.3x2.62 is a small but essential component for sealing connections in heating equipment. Commonly used in boiler and burner assemblies, it helps prevent leaks and ensures efficient operation. Whether you are performing routine maintenance or repairing a gas burner, a quality O-ring like this one is crucial for maintaining system integrity. It is a versatile spare part suitable for various applications where a reliable seal is needed.