D-9502-609 Johnson Controls Positioner Spring

Overview

The Johnson Controls D-9502-609 is a factory-original replacement positioner spring designed for use with specific pneumatic damper actuators. It functions as a critical helical extension component within the positioner assembly, helping to impose a balancing force against control pressure to ensure stable, precise, and accurate stabilization or sequential control of dampers.

Features

• Direct original equipment manufacturer (OEM) replacement component ensuring factory-level compatibility and performance.
• Helical extension design engineered to provide proper tension and calibration balance within the positioner lever arm.
• Robust construction built to maintain long-term reliability and resist mechanical fatigue over extended operational cycles.

Specifications

• Brand: Johnson Controls
• Model/Part Number: D-9502-609
• Weight: Approximately 0.10 lbs (0.05 kg)
• Compatibility: Designed specifically for the D-9502 Pneumatic Damper Actuator Positioner assembly.

Applications

• Used as a maintenance and replacement part for Johnson Controls D-3073, D-3153, and D-4073 pneumatic damper actuators.
• Ideal for commercial HVAC systems and building automation setups requiring reliable, dynamic stabilization and accurate positioning of air dampers.