The Nordyne 664344R is a high-performance R410A 3 Ton TXV Check Valve designed for precise refrigerant metering in residential and light commercial HVAC systems

making it ideal for standard potable water level sensing where precision is required to prevent dry-fire conditions

it facilitates pressure equalization during the off-cycle

the round run capacitor design ensures compatibility with standard mounting brackets found in most condenser units and blowers

GC Valves 106198E Nut Freon The Nordyne 664344R is aThe GC Valves 106198E Nut is a critical hardware component designed specifically for securing valve assemblies in high pressure HVACR and industrial fluid control systems. This spanner wrench nut type fastener is engineered with precise threading to ensure a leak proof seal and maintain structural integrity under thermal cycling. As a genuine GC Valves replacement part, it guarantees correct torque distribution across the solenoid stem, preventing