Nordyne 669821 TXV Valve 326058-757 but you must verify that

but you must verify that the 10

Integrated Gasket Set: Includes high-temp gaskets to ensure a gastight seal

heat-stabilized polymers to resist cracking under temperature fluctuations

When replacing the legacy EF18LJ242 or P901-1003 models

What is the rotation and bore size of this blade

Nordyne 669821 TXV Valve 326058-757 but you must verify thatThe Nordyne 669821 TXV Valve is an OEM 4 ton R410A expansion valve engineered for precise refrigerant metering in high capacity split systems and packaged units. As a direct replacement for Nortek 669821R, this thermostatic expansion valve regulates flow based on evaporator load, ensuring optimal superheat levels and preventing liquid slugging in the compressor. For technicians servicing 48,000 BTU cooling systems, this Nordyne HVAC part provides the