Copper Line Adapter

Precision-crafted 5/16 inch SAE brass flare nut tailored for tight, dependable sealing on compact refrigeration and air conditioning lines. Fabricated from premium solid brass, it provides excellent resistance against corrosion, vibration loosening, and high-pressure distortion. The smooth threading profile enables easy wrench tightening and accurate alignment with flared tubing ends. It ensures reliable, leak-free performance in specialized cooling and heat pump installations.