Armstrong Fluid Technology 425520-001 Bushing R-22 By replacing a worn-out sparker

By replacing a worn-out sparker wire with this OEM-spec component

maintaining safe gas valve operation across broad ambient temperature ranges

Complete Installation Kit: Includes the critical 50J77 gasket and screws to prevent vacuum leaks at the heat exchanger interface

allowing you to size the capacity specifically to your system requirements

the proportional feedback and reliable stroke timing make this component a standard choice for maintaining peak energy efficiency in complex building automation sequences

Armstrong Fluid Technology 425520-001 Bushing R-22 By replacing a worn-out sparkerThe Armstrong Fluid Technology 425520 001 Bushing is a precision engineered carbon bushing designed for high performance fluid handling systems. Specifically sized for a 1. 625 inch shaft, this genuine OEM pump part is critical for maintaining the integrity of the seal chamber in industrial and commercial HVAC applications. It is frequently utilized in Armstrong 4300, 4302, and 4312 pump models, providing essential support and alignment for the