Nor East Controls 30731054-001 Stem R-410A an open switch indicates a

an open switch indicates a restricted venting system

or thermostat wiring

this 5-pack ensures you have the reliable hard-to-find fittings required for Siemens pneumatic controls and 184-series transmitter maintenance

Exact Fit: Specifically sized for 2-1/2" E-Valve bodies to ensure a leak-proof seal without over-stressing the pressure plate

Nor East Controls 30731054-001 Stem R-410A an open switch indicates aThe Nor East Controls 30731054 001 Stem is a precision engineered replacement component specifically designed for 4" V5011 Globe Valves. Built to withstand the rigorous demands of industrial HVACR applications, this stainless steel valve stem ensures the 1 1 2 inch travel required for accurate modulating control of steam, water, and glycol based systems. As a critical part of the V5011 valve assembly, it maintains a tight seal when paired with spring