This specific component is the direct successor to and a 100% compatible replacement for legacy part numbers GKT2034 and GKT2034K

this modern elastomer Watts gasket provides superior resilience and sealing performance in most stainless steel manifold configurations

supporting 95-degree rotation requirements for modern air handler unit (AHU) maintenance

Compatibility is based on the control board's resistance requirements and the specific harness connector

Fixed Thermal Calibration: Calibrated to trip at exactly 220°F (L220F) to protect the heat exchanger and surrounding components

Johnson Controls D-9502-609 Positioner Spring This specific component is theThe Johnson Controls D 9502 609 Positioner Spring is a critical calibration component designed for professional pneumatic control systems. Engineered specifically for integration with D 3153, D 3073, and D 4073 Series Actuators, this replacement spring ensures the precise pilot positioner feedback required for accurate damper modulation. In HVACR applications, maintaining the correct spring range is essential for overcoming actuator load and ensuring