Joint torique pour vanne de gaz 51x3.5mm SGB De Dietrich JJJ130695794

This O-ring for gas valve with dimensions 51x3.5mm from SGB is a reliable sealing component designed to prevent gas leaks in heating equipment. Made from durable material, it ensures a tight fit between the gas valve and connecting parts, contributing to safe and efficient boiler operation. Ideal for maintenance or repair of gas burner systems, this spare part helps restore proper sealing and extends the lifespan of your heating unit.