this spring is specifically for the RPC (Relay Pressure Control) pilot-operated models

The chrome-plated ball and PTFE seats provide a leak-tight seal and low-torque operation

allowing for streamlined refrigeration valve maintenance

NSF-certified silicone lubricant on the O-rings to ensure a proper seat and prevent pinching during reassembly

Utica-Dunkirk 550001939 Ignitor Kit 30067439-890 this spring is specifically forThe Utica Dunkirk 550001939 Ignitor Kit is a field critical Direct Spark Ignition (DSI) component engineered specifically for Utica Dunkirk 95M 200 series boilers. As a veteran technician knows, the precision of the spark gap and the integrity of the dielectric strength are paramount for preventing ignition failure codes and ensuring consistent combustion cycles. This OEM spec kit replaces the high voltage Dunkirk gas boiler ignitor, addressing common