Alfa Laval 9611921769, EPDM service kit for the product wetted parts of the Unique Mixproof double seat valve, DN/OD 63.5 and 76.1 mm / DN65 and DN80, seat Ø81.3 mm, plug set-up 10 and 11.
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.
Alfa Laval lists this seat size for valves with serial numbers above 1030000, made after 1 October 2003.
