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Ensure leak-free performance in your refrigeration and HVAC systems with the Castel 1/2″ SAE Nut, featuring a precise Ø 10 mm internal thread. Manufactured from premium brass and finished for corrosion resistance, this nut delivers a secure seal under demanding conditions.
Upgrade your installation and maintenance workflow with this high-performance nut, engineered to meet the rigorous demands of professional HVAC and refrigeration technicians.