Alfa Laval 9611921820, NBR service kit for the product wetted parts of the Unique Mixproof double seat valve, DN/OD 38 mm / DN40, seat Ø53.3 mm, plug set-up 12.
Contains two lip seals, two seal rings and three O-rings. The Unique Mixproof is a normally closed double block-and-bleed valve with two independent plug seals and a leakage chamber at atmospheric pressure between them.




