Nordyne 663864R Service Valve Broad ICP Compatibility: Direct replacement

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Built with a high-grade fiberglass body for thermal stability and silica filler for superior arc quenching

Nordyne 663864R Service Valve Broad ICP Compatibility: Direct replacementThe Nordyne 663864R Service Valve is a technical grade 3 4" low side suction line valve engineered for critical field replacements in split system air conditioning and heat pump units. As a direct successor to legacy part numbers 663575, 663992, and 663992R, this component ensures full mechanical compatibility with older Nordyne, Intertherm, and Miller HVAC platforms. This HVAC service valve replacement features a robust brass construction designed to