Lennox 31J35 Pilot Assembly 30067439-890 as the factory-machined ends ensure

as the factory-machined ends ensure the structural integrity and torque transfer required for precise HVAC valve automation

ensuring stable resistance values and long-term signal integrity in heavy-cycle applications

Direct OEM compatibility ensures no modifications are needed to the wiring harness

Common indicators include a cracked ceramic insulator on the spark electrode

The aluminum blade construction resists corrosion

Lennox 31J35 Pilot Assembly 30067439-890 as the factory-machined ends ensureThe Lennox 31J35 Pilot Assembly is a factory authorized OEM replacement part engineered specifically for residential and light commercial gas furnaces, including the G20 series and G20R models. As a critical intermittent pilot ignition component, this assembly replaces previous part numbers 31J3501 and NCO 31J35, ensuring seamless mechanical compatibility with your existing gas burner configuration. This Lennox 620 pilot assembly features a factory