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The AT-505 is primarily used with the Barber Colman/Schneider Electric line of room thermostats and sensors
this genuine Source 1 service part provides the exact fitment and gauge required to meet manufacturer specifications and maintain system efficiency
As an OEM Goodman replacement part
High-Pressure Reliability: Precision-machined for industrial HVAC applications
Honeywell 14004697-001 Stem Extension The AT-505 is primarily usedThe Honeywell 14004697 001 Stem Extension is a critical hardware component designed specifically for interfacing with 13 inch MP953C and MP953E pneumatic actuators. This precision engineered extension facilitates the necessary linkage between the actuator diaphragm and the valve stem, ensuring accurate proportional control in high capacity HVAC systems. Built to withstand the constant mechanical cycling of pneumatic valve assemblies, the 14004697 001