O-ring; 8.0x3-NBR 70° czarny Podgrzewacz wstępny

Sealing ring size 8.0x3 mm made of NBR 70° black material is intended for use in heaters of burner equipment. This ring provides sealing of connections, preventing leaks of fuel or heat transfer fluid at joints of heater parts. NBR (nitrile rubber) material has good resistance to oils, fuel and temperatures up to 70°C, making it a reliable choice for sealing in fuel supply systems. This sealing ring is often used during service and repair of boiler installations when replacement of worn or damaged gaskets is required. Using a quality seal helps extend equipment life and maintain its efficient operation. Suitable for various heater models where a standard sealing ring of the specified dimensions is required.