Nordyne 920663A TXV Valve 318973-401 This specific model is calibrated

This specific model is calibrated for 3

This 24-inch thermocouple is a genuine OEM replacement part engineered specifically for gas-fired heating units with a standing pilot assembly

Common failure points include cracked ceramic insulation due to physical impact or extreme thermal cycling

it addresses common vibration issues and mechanical fatigue found in aged induction systems

this motor requires a 10 MFD / 370V run capacitor (sold separately)

Nordyne 920663A TXV Valve 318973-401 This specific model is calibratedThe Nordyne 920663A TXV Valve is a technical grade TR6 thermal expansion valve kit specifically engineered for 2. 5 ton R22 HVAC systems. As a critical liquid side metering device, this OEM component modulates refrigerant flow based on evaporator load, ensuring the system maintains precise superheat levels. Optimized for Nordyne CMG, MMG, and VMG coils, the 920663A utilizes a balanced port design to provide stable control across varying ambient