This European Standard definesthe principal dimensions forThe internal installation of single and multiplemechanical seals with (rotating) spring unitsintoThe pump sealing cavity according to ISO 3069 as minimum cav勺dimensions as typical for centrifugal pumpsdesignations and material codes to be used.in accordance with EN 22858 and EN 733. It also givesThe seal
EN 12756:2000 history
2000EN 12756:2000 Mechanical seals - Principal dimensions, designation and material codes