Leak Proof Three Quarters Inch Union Air Line Fittings Two Pack DIY Friendly Aluminum Brass Double O Ring Compression For Three Quarters Inch ID Tubing Easy Install Garage Ready Corrosion Resistant

Leak-Resistant 3/4 Inch Union Air Line Fittings - 2-Pack
✔️ 2-pack, aluminum/brass, double O-ring, easy install, corrosion proof

These leak-proof union air line fittings let you connect 3/4 inch ID tubing quickly and securely. They’re ideal for garage air systems, DIY compressors, and shop setups where a tight seal matters.

✅ 3/4" ID tubing compatibility (25 mm OD) for standard shop air lines
✅ Aluminum and nickel-plated brass construction with nitrile O-rings for corrosion resistance
✅ Double O-ring compression delivers a tight seal without needing a flaring tool
✅ Max working pressure 200 psi and operating range -40°F to 140°F
✅ Black finish; designed for 3/4" air pipe systems

💡 What is a 3/4 inch air line union fitting used for?

These handy fittings let you quickly connect and disconnect air lines in garage or workshop setups.

• Handy for quick connect in 3/4" ID tubing systems
• Ensures a reliable seal up to 200 psi with double O-rings
• Works with 25 mm outer diameter tubing for standard lines
• Made from durable aluminum and nickel-plated brass for corrosion resistance