Itron-Actaris 762003 Dark Green Adjustable Spring 4-9" WC

The Itron-Actaris 762003 Adjustable Spring Dark Green is a pressure calibration spring used in gas pressure regulator assemblies to set, and maintain outlet pressure within a controlled range in HVAC systems. It operates within a 4 to 9 inch water column adjustment. It is installed inside compatible gas regulators used in heating systems such as furnaces, and boilers, where accurate gas pressure control is required for stable combustion. It operates as part of the regulators internal control mechanism, and ensuring consistent output pressure, efficient burner operation under different load conditions.