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All washers in accordance with DIN 7603 are flat seals on static surfaces
They are used to seal static screw pipe connections
Copper rings can be used anywhere (except in the presence of some strong acids) due to their corrosion resistance
Shape A = flat seal
Heat-resistant up to max. +300°C
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!