3S Style 3-A Sanitary Check Valves

The 3-A SANITARY (3S) valve is an electropolished 316/316L stainless steel check valve with a standard 32 Ra or better finish (consult the factory for finer finish availability) for use in new or existing sanitary systems. This valve’s design seals on the ID of sanitary ferrules with 3-A specified materials. The valve seals inside fittings such as Alfa Laval Inc. Bevel Seat and Tri-Clamp®, Cherry-Burrell Q-Line and S-Line and others with ID dimensions equal to the “F” dimensions listed below (ferrules not included). This valve is designed to be easily disassembled and cleaned.