The Brass Cap Nut 1/4″ is a durable brass fitting used to securely seal the end of a 1/4″ flare tube or fitting. It provides a reliable, leak-proof closure for refrigeration, air conditioning, and HVAC systems. Made from high-quality forged brass, it offers excellent corrosion resistance and long service life.
Features:
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1/4″ SAE flare thread
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Made of forged brass for strength and durability
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Provides a tight, leak-resistant seal
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Used to cap off unused ports or tubing ends
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Suitable for refrigeration, HVAC, and gas systems
Applications:
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Sealing refrigerant lines and ports
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Closing off tubing ends during maintenance or installation
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HVAC and refrigeration system leak prevention