Standard mechanical seal for enameled containers and autoclaves, heavy seal rings and special design lead to long service life Designs: – 597S (special designs partially for mixers) – 597L (with integrated bearing) – 597BCL (with integrated bearing) – 597MDACL (gas-pressure / plan 74 / special design) ATEX on request (depends on parameters) All sizes are available in inch too It is not allowed to use all max. parameters at the same time!