Simplifies Maintenance: Standard contact configuration allows for immediate restoration of On/Standby functionality

provided the regulator inlet pressure does not exceed 0

often caused by a dirty air filter

Leak Prevention: Vital for maintaining system charge and preventing HVAC refrigerant leaks at the service port

Each set within the 12-pack contains both PTFE O-rings and neoprene O-rings

Nordyne 664063R Restrictor Simplifies Maintenance: Standard contact configurationThe Nordyne 664063R is a precision engineered . 063 Restrictor Orifice #63 designed for precise refrigerant metering in specialized HVAC systems. As the direct replacement for Nordyne 664063, this component ensures consistent system pressure and optimal evaporator performance. This fixed bore ac restrictor orifice is critical for maintaining the correct refrigerant flow rate, preventing liquid slugging and ensuring the compressor operates within