Description
Product Overview
The PATIKIL Copper Flare Gasket is engineered for 0.5 inch flared tube connections. Each gasket is forged from premium copper, delivering superior ductility, wear resistance, and corrosion protection. The gasket dimensions are 0.64 x 0.39 x 0.13 inches (outer x inner x height), matching standard NPT thread specifications. Packaged in a convenient 10‑piece set, the gaskets are ready for immediate use in a variety of industrial and scientific applications.
Usage
Designed for HVAC, refrigeration, gas and hydraulic systems, these gaskets seal 45‑degree flare pipe fittings on copper, brass, aluminum, and welded steel tubing. Ideal for air‑conditioner lines, refrigeration compressors, and hydraulic circuits, they provide a leak‑free joint in both residential and commercial installations. 
Why Choose Us
PATIKIL’s commitment to quality ensures each gasket undergoes strict dimensional checks and surface finishing to eliminate burrs and deformation. The copper material offers long‑term durability, resisting wear even under high pressure and temperature fluctuations. Our gaskets are backed by a solid reputation in the industrial sector, reflected in a 4.4‑star rating from 34 verified customers.
Key Features
- Premium copper construction for excellent corrosion resistance
- Precise 0.5 inch size fits standard NPT flare fittings
- Smooth, burr‑free surface ensures easy installation and a tight seal
- Compatible with brass, aluminum, and welded steel tubing
- Pack of 10 gaskets provides ample supply for multiple projects
FAQ
What tube sizes are compatible with this gasket?
The gasket is designed for 0.5 inch (12.7 mm) outer diameter tube fittings, commonly used in HVAC and refrigeration systems.
Can I use these gaskets with stainless steel tubing?
Yes, the copper gasket works with stainless steel as long as the tubing can be flared and matches the 0.5 inch flare specification.
How do I ensure a proper seal during installation?
Clean both the tube end and the flare nut, apply a thin layer of compatible thread sealant if desired, and tighten the connection to the manufacturer’s torque specifications.
Are these gaskets reusable?
While copper gaskets can be reused if they remain undamaged, we recommend replacing them after disassembly to guarantee optimal sealing performance.
What is the warranty on these gaskets?
PATIKIL offers a 12‑month limited warranty covering material defects and workmanship.




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