O-ring 8.73x1.78 epdm (10 ps) De Dietrich 7672739

The O-ring 8.73x1.78 epdm is a small but important sealing ring used in various connections within boilers and burners. Made from EPDM rubber, it offers excellent resistance to heat, water, and steam, making it suitable for sealing joints in water and gas circuits. With an inner diameter of 8.73 mm and a cross-section of 1.78 mm, this O-ring fits specific applications where a reliable seal is required. Replacing worn O-rings prevents leaks and ensures the integrity of your heating system.