Cyrus Shank 800QR-275 INSERT Replacement Insert, 1/2", 3/4", Stainless Steel

For optimal performance, the 800QR is the only Two-Piece valve that is made of all stainless steel parts (internal and external). The body is designed to remain in one system well beyond the standard replacement intervals, with a simple replacement of the insert when it comes time to change. Available in both threaded and welded connections.

Key Features:

• National Board Certification #: 51163
• Set Pressure Range:  50-400 PSI in 25 PSI  increments.
• Special Settings can be made at no extra charge and typically takes 1-2 extra days;
• Each valve undergoes 3 separate test sequences for set pressures and seals, and then are lock-wired for security.
• All Cyrus Shank relief valves are manufactured in accordance with ASME Boiler and Pressure Vessel Code Section VIII Division I and stamped with the ASME Certification Mark with UV Designator.
• All Cyrus Shank relief valve capacities are certified by the National Board of Boiler and Pressure Vessel Inspectors and stamped with the NB Certification Mark.