Fitting-Brass Cap Nut 3/4

The Brass Cap Nut 3/4″ is a robust fitting designed to securely seal the end of a 3/4″ flare tube or fitting. Manufactured from forged brass, it offers excellent mechanical strength and corrosion resistance, providing a reliable, leak-proof closure for refrigeration, air conditioning, and HVAC systems.

Features:

• 3/4″ SAE flare thread

• Forged brass construction for durability and strength

• Creates a secure, leak-tight seal

• Ideal for capping off unused tubing or ports

• Suitable for refrigeration, HVAC, and gas applications

Applications:

• Sealing refrigerant lines and access points

• Closing tubing ends during installation or maintenance

• Preventing leaks in HVAC and refrigeration systems